Fix ICE in assembler when passed a bogus input file.

PR gas/20904
	* as.h (SKIP_ALL_WHITESPACE): New macro.
	* expr.c (operand): Use it.
This commit is contained in:
Nick Clifton 2016-12-05 16:54:59 +00:00
parent fa6631b4ee
commit 14c1428b29
3 changed files with 11 additions and 2 deletions

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@ -1,3 +1,9 @@
2016-12-05 Nick Clifton <nickc@redhat.com>
PR gas/20904
* as.h (SKIP_ALL_WHITESPACE): New macro.
* expr.c (operand): Use it.
2016-12-05 Szabolcs Nagy <szabolcs.nagy@arm.com>
* config/tc-arm.c (do_vcmla, do_vcadd): Define.

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@ -1371,7 +1371,7 @@ operand (expressionS *expressionP, enum expr_mode mode)
/* It is more 'efficient' to clean up the expressionS when they are
created. Doing it here saves lines of code. */
clean_up_expression (expressionP);
SKIP_WHITESPACE (); /* -> 1st char after operand. */
SKIP_ALL_WHITESPACE (); /* -> 1st char after operand. */
know (*input_line_pointer != ' ');
/* The PA port needs this information. */

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@ -29,8 +29,11 @@ extern char *input_line_pointer; /* -> char we are parsing now. */
#ifdef PERMIT_WHITESPACE
#define SKIP_WHITESPACE() \
((*input_line_pointer == ' ') ? ++input_line_pointer : 0)
#define SKIP_ALL_WHITESPACE() \
while (*input_line_pointer == ' ') ++input_line_pointer
#else
#define SKIP_WHITESPACE() know(*input_line_pointer != ' ' )
#define SKIP_WHITESPACE() know (*input_line_pointer != ' ' )
#define SKIP_ALL_WHITESPACE() SKIP_WHITESPACE()
#endif
#define SKIP_WHITESPACE_AFTER_NAME() \