Fix nondeterminism discussed in 258b700f59

Test/baseResults/310AofA.vert.out

@@ -320,7 +320,7 @@ ERROR: node is still EOpNull!
 0:?   Linker Objects
 0:?     'name' (layout( column_major shared) buffer 3-element array of block{layout( column_major shared) buffer implicitly-sized array of highp float u, layout( column_major shared) buffer implicitly-sized array of highp 4-component vector of float v})
 0:?     'uname' (layout( column_major shared) uniform 3-element array of block{layout( column_major shared) uniform highp float u, layout( column_major shared) uniform implicitly-sized array of highp 4-component vector of float v})
-0:?     'name2' (layout( column_major shared) buffer 3-element array of block{layout( column_major shared) buffer highp float u, layout( column_major shared) buffer implicitly-sized array of implicitly-sized array of highp 4-component vector of float v})
+0:?     'name2' (layout( column_major shared) buffer 3-element array of block{layout( column_major shared) buffer highp float u, layout( column_major shared) buffer implicitly-sized array of 1-element array of highp 4-component vector of float v})
 0:?     'name3' (layout( column_major shared) buffer 3-element array of block{layout( column_major shared) buffer highp float u, layout( column_major shared) buffer implicitly-sized array of 7-element array of highp 4-component vector of float v})
 0:?     'many' ( global 1-element array of 2-element array of 3-element array of 4-element array of 5-element array of 6-element array of highp float)
 0:?     'gu' ( global implicitly-sized array of 7-element array of highp float)
@@ -361,7 +361,7 @@ ERROR: node is still EOpNull!
 0:?   Linker Objects
 0:?     'name' (layout( column_major shared) buffer 3-element array of block{layout( column_major shared) buffer implicitly-sized array of highp float u, layout( column_major shared) buffer implicitly-sized array of highp 4-component vector of float v})
 0:?     'uname' (layout( column_major shared) uniform 3-element array of block{layout( column_major shared) uniform highp float u, layout( column_major shared) uniform 1-element array of highp 4-component vector of float v})
-0:?     'name2' (layout( column_major shared) buffer 3-element array of block{layout( column_major shared) buffer highp float u, layout( column_major shared) buffer implicitly-sized array of implicitly-sized array of highp 4-component vector of float v})
+0:?     'name2' (layout( column_major shared) buffer 3-element array of block{layout( column_major shared) buffer highp float u, layout( column_major shared) buffer implicitly-sized array of 1-element array of highp 4-component vector of float v})
 0:?     'name3' (layout( column_major shared) buffer 3-element array of block{layout( column_major shared) buffer highp float u, layout( column_major shared) buffer implicitly-sized array of 7-element array of highp 4-component vector of float v})
 0:?     'many' ( global 1-element array of 2-element array of 3-element array of 4-element array of 5-element array of 6-element array of highp float)
 0:?     'gu' ( global 1-element array of 7-element array of highp float)

Test/baseResults/430AofA.frag.out

@@ -405,7 +405,7 @@ ERROR: node is still EOpNull!
 0:?   Linker Objects
 0:?     'many' ( global 1-element array of 2-element array of 3-element array of 4-element array of 5-element array of 6-element array of float)
 0:?     'gu' ( global implicitly-sized array of 7-element array of float)
-0:?     'gimp' ( global implicitly-sized array of implicitly-sized array of float)
+0:?     'gimp' ( global implicitly-sized array of 1-element array of float)
 0:?     'g4' ( global 4-element array of 7-element array of float)
 0:?     'g5' ( global 5-element array of 7-element array of float)
 
@@ -768,7 +768,7 @@ ERROR: node is still EOpNull!
 0:?   Linker Objects
 0:?     'many' ( global 1-element array of 2-element array of 3-element array of 4-element array of 5-element array of 6-element array of float)
 0:?     'gu' ( global 1-element array of 7-element array of float)
-0:?     'gimp' ( global 1-element array of implicitly-sized array of float)
+0:?     'gimp' ( global 1-element array of 1-element array of float)
 0:?     'g4' ( global 4-element array of 7-element array of float)
 0:?     'g5' ( global 5-element array of 7-element array of float)
 

Test/baseResults/implicitInnerAtomicUint.frag.out

@@ -0,0 +1,20 @@
+implicitInnerAtomicUint.frag
+ERROR: 0:2: '[]' : only outermost dimension of an array of arrays can be implicitly sized 
+ERROR: 1 compilation errors.  No code generated.
+
+
+Shader version: 460
+ERROR: node is still EOpNull!
+0:?   Linker Objects
+0:?     'c' (layout( binding=0 offset=0) uniform 1-element array of 1-element array of atomic_uint)
+
+
+Linked fragment stage:
+
+ERROR: Linking fragment stage: Missing entry point: Each stage requires one entry point
+
+Shader version: 460
+ERROR: node is still EOpNull!
+0:?   Linker Objects
+0:?     'c' (layout( binding=0 offset=0) uniform 1-element array of 1-element array of atomic_uint)
+

Test/implicitInnerAtomicUint.frag

@@ -0,0 +1,2 @@
+#version 460
+layout(binding = 0) uniform atomic_uint c[1][];

glslang/Include/arrays.h

@@ -264,6 +264,15 @@ struct TArraySizes {
 
         return false;
     }
+    bool clearInnerImplicit()
+    {
+        for (int d = 1; d < sizes.size(); ++d) {
+            if (sizes.getDimSize(d) == (unsigned)UnsizedArraySize)
+                setDimSize(d, 1);
+        }
+
+        return false;
+    }
     bool isInnerSpecialization() const
     {
         for (int d = 1; d < sizes.size(); ++d) {

glslang/MachineIndependent/ParseHelper.cpp

@@ -3002,7 +3002,7 @@ void TParseContext::structArrayCheck(const TSourceLoc& /*loc*/, const TType& typ
     }
 }
 
-void TParseContext::arraySizesCheck(const TSourceLoc& loc, const TQualifier& qualifier, const TArraySizes* arraySizes, bool initializer, bool lastMember)
+void TParseContext::arraySizesCheck(const TSourceLoc& loc, const TQualifier& qualifier, TArraySizes* arraySizes, bool initializer, bool lastMember)
 {
     assert(arraySizes);
 
@@ -3015,8 +3015,10 @@ void TParseContext::arraySizesCheck(const TSourceLoc& loc, const TQualifier& qua
         return;
 
     // No environment allows any non-outer-dimension to be implicitly sized
-    if (arraySizes->isInnerImplicit())
+    if (arraySizes->isInnerImplicit()) {
         error(loc, "only outermost dimension of an array of arrays can be implicitly sized", "[]", "");
+        arraySizes->clearInnerImplicit();
+    }
 
     if (arraySizes->isInnerSpecialization())
         error(loc, "only outermost dimension of an array of arrays can be a specialization constant", "[]", "");

glslang/MachineIndependent/ParseHelper.h

@@ -338,7 +338,7 @@ public:
     bool arrayError(const TSourceLoc&, const TType&);
     void arraySizeRequiredCheck(const TSourceLoc&, const TArraySizes&);
     void structArrayCheck(const TSourceLoc&, const TType& structure);
-    void arraySizesCheck(const TSourceLoc&, const TQualifier&, const TArraySizes*, bool initializer, bool lastMember);
+    void arraySizesCheck(const TSourceLoc&, const TQualifier&, TArraySizes*, bool initializer, bool lastMember);
     void arrayOfArrayVersionCheck(const TSourceLoc&);
     void arrayDimCheck(const TSourceLoc&, const TArraySizes* sizes1, const TArraySizes* sizes2);
     void arrayDimCheck(const TSourceLoc&, const TType*, const TArraySizes*);

gtests/AST.FromFile.cpp

@@ -160,7 +160,7 @@ INSTANTIATE_TEST_CASE_P(
         "460.vert",
         "dce.frag",
         "atomic_uint.frag",
-//        "implicitInnerAtomicUint.frag",
+        "implicitInnerAtomicUint.frag",
         "aggOps.frag",
         "always-discard.frag",
         "always-discard2.frag",