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don't seg on null strings

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This commit is contained in:
Bill Currie 2002-10-20 03:43:14 +00:00
parent 9f8d7fbca7
commit 4ee013c5ba
1 changed files with 3 additions and 1 deletions
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4
tools/qfcc/source/immediate.c
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@ -107,7 +107,9 @@ imm_compare (void *_imm1, void *_imm2, void *_tab)
hashtab_t **tab = (hashtab_t **) _tab;
if (tab == &string_imm_defs) {
return !strcmp (imm1->i.string_val, imm2->i.string_val);
return (imm1->i.string_val == imm2->i.string_val
|| (imm1->i.string_val && imm2->i.string_val
&& !strcmp (imm1->i.string_val, imm2->i.string_val)));
} else if (tab == &float_imm_defs) {
return imm1->i.float_val == imm2->i.float_val;
} else if (tab == &vector_imm_defs) {