diff options
author | Nathan Sidwell <nathan@acm.org> | 2019-11-05 16:59:41 +0000 |
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committer | Nathan Sidwell <nathan@gcc.gnu.org> | 2019-11-05 16:59:41 +0000 |
commit | 3fd4f9242d9b7d2032126dc4851b4fdf5628dc35 (patch) | |
tree | 4695f86233e960ab7da052354dec811c70c88f87 | |
parent | b00460cb14ef64b3bc5348eef94aa177c642d4b4 (diff) | |
download | gcc-3fd4f9242d9b7d2032126dc4851b4fdf5628dc35.zip gcc-3fd4f9242d9b7d2032126dc4851b4fdf5628dc35.tar.gz gcc-3fd4f9242d9b7d2032126dc4851b4fdf5628dc35.tar.bz2 |
[PR c++/92370] ICE with VC marker
https://gcc.gnu.org/ml/gcc-patches/2019-11/msg00323.html
cp/
PR c++/92370
* parser.c (cp_parser_error_1): Check EOF and UNKNOWN_LOCATION
when skipping over version control marker.
testsuite/
PR c++/92370
* g++.dg/pr92370.C: New.
From-SVN: r277853
-rw-r--r-- | gcc/cp/ChangeLog | 6 | ||||
-rw-r--r-- | gcc/cp/parser.c | 8 | ||||
-rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
-rw-r--r-- | gcc/testsuite/g++.dg/pr92370.C | 3 |
4 files changed, 20 insertions, 2 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 2bc6037..4d9d567 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,9 @@ +2019-11-05 Nathan Sidwell <nathan@acm.org> + + PR c++/92370 + * parser.c (cp_parser_error_1): Check EOF and UNKNOWN_LOCATION + when skipping over version control marker. + 2019-11-05 Jakub Jelinek <jakub@redhat.com> PR c++/92343 diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c index 3ed282f..bce7161 100644 --- a/gcc/cp/parser.c +++ b/gcc/cp/parser.c @@ -2890,12 +2890,16 @@ cp_parser_error_1 (cp_parser* parser, const char* gmsgid, error_at (loc, "version control conflict marker in file"); expanded_location token_exploc = expand_location (token->location); /* Consume tokens until the end of the source line. */ - while (1) + for (;;) { cp_lexer_consume_token (parser->lexer); cp_token *next = cp_lexer_peek_token (parser->lexer); - if (next == NULL) + if (next->type == CPP_EOF) break; + if (next->location == UNKNOWN_LOCATION + || loc == UNKNOWN_LOCATION) + break; + expanded_location next_exploc = expand_location (next->location); if (next_exploc.file != token_exploc.file) break; diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 248d180..37c4469 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2019-11-05 Nathan Sidwell <nathan@acm.org> + + PR c++/92370 + * g++.dg/pr92370.C: New. + 2019-11-04 Martin Sebor <msebor@redhat.com> PR middle-end/92341 diff --git a/gcc/testsuite/g++.dg/pr92370.C b/gcc/testsuite/g++.dg/pr92370.C new file mode 100644 index 0000000..8f0019a --- /dev/null +++ b/gcc/testsuite/g++.dg/pr92370.C @@ -0,0 +1,3 @@ +// PR 92370 ICE with conlict marker + +<<<<<<<>>>>>>> // { dg-error "conflict marker" } |