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| author | Mikhail Maltsev <maltsevm@gmail.com> | 2017-05-11 10:55:52 +0000 |
|---|---|---|
| committer | Mikhail Maltsev <miyuki@gcc.gnu.org> | 2017-05-11 10:55:52 +0000 |
| commit | 67ac9a9db1b63e93fcdc2d959325c984edd521b8 (patch) | |
| tree | 5e09d07bcfd1c2075674e81871599ea928b5eb77 /gcc | |
| parent | ac4eb40f5c7069b39eb847a136a1f690bb5444b2 (diff) | |
| download | gcc-67ac9a9db1b63e93fcdc2d959325c984edd521b8.zip gcc-67ac9a9db1b63e93fcdc2d959325c984edd521b8.tar.gz gcc-67ac9a9db1b63e93fcdc2d959325c984edd521b8.tar.bz2 | |
GIMPLEFE: handle invalid __MEM
gcc/c/
PR testsuite/80580
* gimple-parser.c (c_parser_gimple_postfix_expression): Handle
incorrect __MEM syntax.
gcc/testsuite/
PR testsuite/80580
* gcc.dg/gimplefe-error-5.c: New test.
From-SVN: r247900
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/c/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/c/gimple-parser.c | 10 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/gimplefe-error-5.c | 7 |
4 files changed, 28 insertions, 0 deletions
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog index ac05c3a..3bf4db2 100644 --- a/gcc/c/ChangeLog +++ b/gcc/c/ChangeLog @@ -1,6 +1,12 @@ 2017-05-11 Mikhail Maltsev <maltsevm@gmail.com> PR testsuite/80580 + * gimple-parser.c (c_parser_gimple_postfix_expression): Handle + incorrect __MEM syntax. + +2017-05-11 Mikhail Maltsev <maltsevm@gmail.com> + + PR testsuite/80580 * gimple-parser.c (c_parser_gimple_unary_expression): Check argument type of unary '*'. diff --git a/gcc/c/gimple-parser.c b/gcc/c/gimple-parser.c index c6c2f7a..c0858b7 100644 --- a/gcc/c/gimple-parser.c +++ b/gcc/c/gimple-parser.c @@ -804,6 +804,16 @@ c_parser_gimple_postfix_expression (c_parser *parser) } } ptr = c_parser_gimple_unary_expression (parser); + if (ptr.value == error_mark_node + || ! POINTER_TYPE_P (TREE_TYPE (ptr.value))) + { + if (ptr.value != error_mark_node) + error_at (ptr.get_start (), + "invalid type of %<__MEM%> operand"); + c_parser_skip_until_found (parser, CPP_CLOSE_PAREN, + "expected %<)%>"); + return expr; + } if (! alias_type) alias_type = TREE_TYPE (ptr.value); /* Optional constant offset. */ diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index dfd8670..393d880 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,6 +1,11 @@ 2017-05-11 Mikhail Maltsev <maltsevm@gmail.com> PR testsuite/80580 + * gcc.dg/gimplefe-error-5.c: New test. + +2017-05-11 Mikhail Maltsev <maltsevm@gmail.com> + + PR testsuite/80580 * gcc.dg/gimplefe-error-4.c: New test. 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com> diff --git a/gcc/testsuite/gcc.dg/gimplefe-error-5.c b/gcc/testsuite/gcc.dg/gimplefe-error-5.c new file mode 100644 index 0000000..2bdb398 --- /dev/null +++ b/gcc/testsuite/gcc.dg/gimplefe-error-5.c @@ -0,0 +1,7 @@ +/* { dg-do compile } */ +/* { dg-options "-fgimple" } */ + +__GIMPLE() void a() +{ + __MEM() = 0; /* { dg-error "expected .<." } */ +} |