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Fix >>=

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>>= should be unsigned when the left operand is unsigned int. The right
operand isn't important here.
This commit is contained in:
Alexey Frunze
2014-12-13 01:06:53 -08:00
parent 8b099bcf76
commit 3bb914c8b4
1 changed files with 6 additions and 5 deletions
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11
src/cmd/smlrc/smlrc.c
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@@ -3797,7 +3797,7 @@ int exprval(int* idx, int* ExprTypeSynPtr, int* ConstExpr)
} }
if (SyntaxStack[*ExprTypeSynPtr][0] == tokUnsigned && tok == tokRShift) if (SyntaxStack[*ExprTypeSynPtr][0] == tokUnsigned && tok == tokRShift)
stack[oldIdxRight + 1 - (oldSpRight - sp)][0] = tokURShift; stack[oldIdxRight + 1 - (oldSpRight - sp)][0] = tokURShift;
// ignore RightExprTypeSynPtr for the purpose of promotion/conversion of the result of <</>> // ignore RightExprTypeSynPtr for the purpose of promotion/conversion of the result of <</>>
RightExprTypeSynPtr = SymIntSynPtr; RightExprTypeSynPtr = SymIntSynPtr;
@@ -4215,10 +4215,12 @@ int exprval(int* idx, int* ExprTypeSynPtr, int* ConstExpr)
{ {
case tokAssignDiv: t = tokAssignUDiv; break; case tokAssignDiv: t = tokAssignUDiv; break;
case tokAssignMod: t = tokAssignUMod; break; case tokAssignMod: t = tokAssignUMod; break;
case tokAssignRSh: t = tokAssignURSh; break; case tokAssignRSh:
if (SyntaxStack[*ExprTypeSynPtr][0] == tokUnsigned)
t = tokAssignURSh;
break;
} }
if (t != tok) stack[oldIdxRight + 1 - (oldSpRight - sp)][0] = t;
stack[oldIdxRight + 1 - (oldSpRight - sp)][0] = t;
} }
*ConstExpr = 0; *ConstExpr = 0;
@@ -8152,4 +8154,3 @@ int main(int argc, char** argv)
return 0; return 0;
} }