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Trim right whitespace from macro args before warning about length

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This commit is contained in:
Rangi
2021-02-17 18:28:45 -05:00
committed by Rangi
parent fad48326f8
commit 1f579deaff
1 changed files with 4 additions and 4 deletions
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8
src/asm/lexer.c
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@@ -2118,7 +2118,7 @@ static int yylex_RAW(void)
/* This is essentially a modified `appendStringLiteral` */ /* This is essentially a modified `appendStringLiteral` */
size_t i = 0; size_t i = 0;
/* Trim left of string... */ /* Trim left whitespace (stops at a block comment or line continuation) */
while (isWhitespace(peek(0))) while (isWhitespace(peek(0)))
shiftChars(1); shiftChars(1);
@@ -2139,13 +2139,13 @@ static int yylex_RAW(void)
case '\r': case '\r':
case '\n': case '\n':
case EOF: case EOF:
/* Trim right whitespace */
while (i && isWhitespace(yylval.tzString[i - 1]))
i--;
if (i == sizeof(yylval.tzString)) { if (i == sizeof(yylval.tzString)) {
i--; i--;
warning(WARNING_LONG_STR, "Macro argument too long\n"); warning(WARNING_LONG_STR, "Macro argument too long\n");
} }
/* Trim whitespace */
while (i && isWhitespace(yylval.tzString[i - 1]))
i--;
/* Empty macro args break their expansion, so prevent that */ /* Empty macro args break their expansion, so prevent that */
if (i == 0) { if (i == 0) {
// If at EOF, don't shift a non-existent char. // If at EOF, don't shift a non-existent char.