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tccpp: no cache for include if #elif seen

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#ifndef guards are cached, however after #elif on the
same level, the file must be re-read.

Also: preprocess asm as such even when there is no
assembler (arm).
This commit is contained in:
grischka
2016-10-04 17:31:40 +02:00
parent 5805b07218
commit 1c4cf18556
2 changed files with 9 additions and 10 deletions
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17
tccpp.c
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@ -1773,7 +1773,7 @@ ST_FUNC void preprocess(int is_bof)
buf1[0] = 0;
} else if (i == 1) {
/* search in current dir if "header.h" */
/* search in file's dir if "header.h" */
if (c != '\"')
continue;
path = file->filename;
@ -1860,16 +1860,17 @@ include_done:
if (c > 1)
tcc_error("#elif after #else");
/* last #if/#elif expression was true: we skip */
if (c == 1)
goto skip;
c = expr_preprocess();
s1->ifdef_stack_ptr[-1] = c;
if (c == 1) {
c = 0;
} else {
c = expr_preprocess();
s1->ifdef_stack_ptr[-1] = c;
}
test_else:
if (s1->ifdef_stack_ptr == file->ifdef_stack_ptr + 1)
file->ifndef_macro = 0;
test_skip:
if (!(c & 1)) {
skip:
preprocess_skip();
is_bof = 0;
goto redo;
@ -1899,10 +1900,10 @@ include_done:
case TOK_LINE:
next();
if (tok != TOK_CINT)
_line_err:
_line_err:
tcc_error("wrong #line format");
n = tokc.i;
_line_num:
_line_num:
next();
if (tok != TOK_LINEFEED) {
if (tok == TOK_STR)