Re-allow non-language characters in ES 100 comments, including '\', except for '\' just before a new line.

git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24331 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-12-04 17:23:03 +00:00
parent 34bd4fbef7
commit e1f0f5b31f
11 changed files with 56 additions and 91 deletions

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@ -36,7 +36,7 @@ void main()
for ( int a = 0; a <= 20; a++) { if (ga==0) a = 4; } // ERROR
for (float a = 0.0; a <= 20.0; a += 2.0);
for (float a = 0.0; a != 20.0; a -= 2.0) { if (ga==0) ga = 4; }
for (float a = 0.0; a == 20.0; a--) for (float a = 0.0; a == 20.0; a--); // two different a, everything okay
for (float a = 0.0; a == 20.0; a--) for (float a = 0.0; a == 20.0; a--); // two different 'a's, everything okay
for (float a = 0.0; a <= 20.0; a += 2.0);
for (float a = 0.0; a <= 20.0; a += 2.0);
for (float a = 0.0; a > 2.0 * 20.0; a += v3.y);

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@ -18,8 +18,8 @@ float b(int a); // ERROR: redefinition
float f; // ERROR: redefinition
float tan; // okay, built-in is in an outer scope
float sin(float x); // ERROR: cant redefine built-in functions
float cos(float x) // ERROR: cant redefine built-in functions
float sin(float x); // ERROR: can't redefine built-in functions
float cos(float x) // ERROR: can't redefine built-in functions
{
return 1.0;
}
@ -54,7 +54,7 @@ void main()
int z = z; // ERROR: z not previously defined.
}
{
int x = x; // x is initialized to 1
int x = x; // x is initialized to '1'
}
struct S
@ -62,7 +62,7 @@ void main()
int x;
};
{
S S = S(0); // S is only visible as a struct and constructor
S.x; // S is now visible as a variable
S S = S(0); // 'S' is only visible as a struct and constructor
S.x; // 'S' is now visible as a variable
}
}

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@ -8,15 +8,7 @@ ERROR: 0:14: 'line continuation' : not supported for this version or the enabled
ERROR: 0:15: 'line continuation' : not supported for this version or the enabled extensions
ERROR: 0:18: '#error' : e3
ERROR: 0:24: 'line continuation' : not supported for this version or the enabled extensions
ERROR: 0:28: 'line continuation' : not supported for this version or the enabled extensions
ERROR: 0:29: 'non-language character ($) in comment' : not supported for this version or the enabled extensions
ERROR: 0:29: 'non-language character (") in comment' : not supported for this version or the enabled extensions
ERROR: 0:29: 'non-language character (') in comment' : not supported for this version or the enabled extensions
ERROR: 0:31: 'non-language character (@) in comment' : not supported for this version or the enabled extensions
ERROR: 0:32: 'non-language character (@) in comment' : not supported for this version or the enabled extensions
ERROR: 0:32: 'non-language character (@) in comment' : not supported for this version or the enabled extensions
ERROR: 0:33: 'non-language character (@) in comment' : not supported for this version or the enabled extensions
ERROR: 17 compilation errors. No code generated.
ERROR: 9 compilation errors. No code generated.
ERROR: node is still EOpNull!

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@ -6,7 +6,7 @@ ains no errors other than the #error which are there to see if line numbering fo
#error e1
float f\
oo; // same as float foo;
oo; // same as 'float foo;'
#error e2

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@ -9,5 +9,5 @@
// source have to figure out how to create revision.h just to get a build
// going. However, if it is not updated, it can be a version behind.
#define GLSLANG_REVISION "24315"
#define GLSLANG_DATE "2013/12/03 21:47:57"
#define GLSLANG_REVISION "24330"
#define GLSLANG_DATE "2013/12/04 09:43:00"

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@ -1413,28 +1413,6 @@ void TParseContext::lineContinuationCheck(TSourceLoc loc)
}
}
//
// See if this version/profile allows use the given character in a comment.
//
void TParseContext::commentCharacterCheck(TSourceLoc loc, int ch)
{
if ((profile == EEsProfile && version >= 300) ||
(profile != EEsProfile))
return;
TString message("non-language character (");
if (ch > 32 && ch <= 126)
message.push_back(ch);
message.append(") in comment");
if (messages & EShMsgRelaxedErrors) {
warn(loc, "not allowed in this version", message.c_str(), "");
} else {
requireProfile(loc, EEsProfile | ECoreProfile | ECompatibilityProfile, message.c_str());
profileRequires(loc, EEsProfile, 300, 0, message.c_str());
profileRequires(loc, ECoreProfile | ECompatibilityProfile, 420, 0, message.c_str());
}
}
bool TParseContext::builtInName(const TString& identifier)
{
return identifier.compare(0, 3, "gl_") == 0;

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@ -77,7 +77,6 @@ public:
bool reservedErrorCheck(TSourceLoc, const TString&);
void reservedPpErrorCheck(TSourceLoc, const char* name, const char* op);
void lineContinuationCheck(TSourceLoc);
void commentCharacterCheck(TSourceLoc, int ch);
bool builtInName(const TString&);
void handlePragma(TSourceLoc, const TVector<TString>&);

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@ -188,7 +188,7 @@ int TPpContext::CPPdefine(TPpToken* ppToken)
if (token == '\\') {
parseContext.lineContinuationCheck(ppToken->loc);
token = currentInput->scan(this, currentInput, ppToken);
if (token == '\n')
if (token == '\n' || token == '\r')
token = currentInput->scan(this, currentInput, ppToken);
}
RecordToken(mac.body, token, ppToken);

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@ -93,46 +93,48 @@ TPpContext::TPpContext(TParseContext& pc) :
for (elsetracker = 0; elsetracker < maxIfNesting; elsetracker++)
elseSeen[elsetracker] = false;
elsetracker = 0;
// The following identifies all legal characters in GLSL:
for (int c = 0; c < 256; ++c)
languageCharacters[c] = false;
for (int c = 'a'; c <= 'z'; ++c)
languageCharacters[c] = true;
for (int c = 'A'; c <= 'Z'; ++c)
languageCharacters[c] = true;
languageCharacters['_'] = true;
for (int c = '0'; c <= '9'; ++c)
languageCharacters[c] = true;
languageCharacters['.'] = true;
languageCharacters['+'] = true;
languageCharacters['-'] = true;
languageCharacters['/'] = true;
languageCharacters['*'] = true;
languageCharacters['%'] = true;
languageCharacters['<'] = true;
languageCharacters['>'] = true;
languageCharacters['['] = true;
languageCharacters[']'] = true;
languageCharacters['('] = true;
languageCharacters[')'] = true;
languageCharacters['{'] = true;
languageCharacters['}'] = true;
languageCharacters['^'] = true;
languageCharacters['|'] = true;
languageCharacters['&'] = true;
languageCharacters['~'] = true;
languageCharacters['='] = true;
languageCharacters['!'] = true;
languageCharacters[':'] = true;
languageCharacters[';'] = true;
languageCharacters[','] = true;
languageCharacters['?'] = true;
languageCharacters['#'] = true;
//for (int c = 0; c < 256; ++c)
// languageCharacters[c] = false;
//for (int c = 'a'; c <= 'z'; ++c)
// languageCharacters[c] = true;
//for (int c = 'A'; c <= 'Z'; ++c)
// languageCharacters[c] = true;
//languageCharacters['_'] = true;
//for (int c = '0'; c <= '9'; ++c)
// languageCharacters[c] = true;
//languageCharacters['.'] = true;
//languageCharacters['+'] = true;
//languageCharacters['-'] = true;
//languageCharacters['/'] = true;
//languageCharacters['*'] = true;
//languageCharacters['%'] = true;
//languageCharacters['<'] = true;
//languageCharacters['>'] = true;
//languageCharacters['['] = true;
//languageCharacters[']'] = true;
//languageCharacters['('] = true;
//languageCharacters[')'] = true;
//languageCharacters['{'] = true;
//languageCharacters['}'] = true;
//languageCharacters['^'] = true;
//languageCharacters['|'] = true;
//languageCharacters['&'] = true;
//languageCharacters['~'] = true;
//languageCharacters['='] = true;
//languageCharacters['!'] = true;
//languageCharacters[':'] = true;
//languageCharacters[';'] = true;
//languageCharacters[','] = true;
//languageCharacters['?'] = true;
//languageCharacters['#'] = true;
// white space
languageCharacters[' '] = true;
for (int c = 9; c <= 13; ++c)
languageCharacters[c] = true;
//// white space
//languageCharacters[' '] = true;
//for (int c = 9; c <= 13; ++c)
// languageCharacters[c] = true;
}
TPpContext::~TPpContext()

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@ -209,8 +209,6 @@ protected:
InputSrc *currentInput;
bool errorOnVersion;
bool languageCharacters[256];
//
// from Pp.cpp
//

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@ -638,17 +638,16 @@ int TPpContext::sourceScan(TPpContext* pp, InputSrc*, TPpToken* ppToken)
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
if (ch == '\\') {
// allow an escaped newline, otherwise escapes in comments are meaningless
pp->parseContext.lineContinuationCheck(ppToken->loc);
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
if (ch == '\r' || ch == '\n') {
pp->parseContext.lineContinuationCheck(ppToken->loc);
int nextch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
if (ch == '\r' && nextch == '\n')
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
else
ch = nextch;
}
} else if (ch > 0 && ! pp->languageCharacters[ch])
pp->parseContext.commentCharacterCheck(ppToken->loc, ch);
}
} while (ch != '\n' && ch != EOF);
if (ch == EOF)
return EOF;
@ -664,8 +663,7 @@ int TPpContext::sourceScan(TPpContext* pp, InputSrc*, TPpToken* ppToken)
pp->parseContext.error(ppToken->loc, "EOF in comment", "comment", "");
return EOF;
} else if (! pp->languageCharacters[ch])
pp->parseContext.commentCharacterCheck(ppToken->loc, ch);
}
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
}
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
@ -673,8 +671,7 @@ int TPpContext::sourceScan(TPpContext* pp, InputSrc*, TPpToken* ppToken)
pp->parseContext.error(ppToken->loc, "EOF in comment", "comment", "");
return EOF;
} else if (! pp->languageCharacters[ch])
pp->parseContext.commentCharacterCheck(ppToken->loc, ch);
}
} while (ch != '/');
if (nlcount)
return '\n';
@ -692,9 +689,8 @@ int TPpContext::sourceScan(TPpContext* pp, InputSrc*, TPpToken* ppToken)
if (ch == '\\') {
pp->parseContext.lineContinuationCheck(ppToken->loc);
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
if (ch == '\n' || ch == EOF) {
if (ch == '\n' || ch == '\r' || ch == EOF)
break;
}
}
if (len < TPpToken::maxTokenLength) {
tokenText[len] = ch;