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Made '\' at end of C++ comments be a warning. It is line continuation for some versions, but not others.

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git-svn-id: https://cvs.khronos.org/svn/repos/ogl/trunk/ecosystem/public/sdk/tools/glslang@24396 e7fa87d3-cd2b-0410-9028-fcbf551c1848
This commit is contained in:
John Kessenich 2013-12-06 21:45:15 +00:00
parent 828dc87a7c
commit 64bcb105c9
10 changed files with 45 additions and 23 deletions
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19
glslang/MachineIndependent/preprocessor/PpScanner.cpp
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@ -285,7 +285,7 @@ int TPpContext::sourceScan(TPpContext* pp, InputSrc*, TPpToken* ppToken)
do {
if (ch == '\\') {
// escaped character
pp->parseContext.lineContinuationCheck(ppToken->loc);
pp->parseContext.lineContinuationCheck(ppToken->loc, false);
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
if (ch == '\r' || ch == '\n') {
int nextch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
@ -641,12 +641,15 @@ int TPpContext::sourceScan(TPpContext* pp, InputSrc*, TPpToken* ppToken)
// allow an escaped newline, otherwise escapes in comments are meaningless
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;
if (! pp->parseContext.lineContinuationCheck(ppToken->loc, true))
pp->currentInput->ungetch(pp, pp->currentInput, ch, ppToken);
else {
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;
}
}
}
} while (ch != '\n' && ch != EOF);
@ -684,7 +687,7 @@ int TPpContext::sourceScan(TPpContext* pp, InputSrc*, TPpToken* ppToken)
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
while (ch != '"' && ch != '\n' && ch != EOF) {
if (ch == '\\') {
pp->parseContext.lineContinuationCheck(ppToken->loc);
pp->parseContext.lineContinuationCheck(ppToken->loc, false);
ch = pp->currentInput->getch(pp, pp->currentInput, ppToken);
if (ch == '\n' || ch == '\r' || ch == EOF)
break;