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| author | Richard Henderson <rth@redhat.com> | 2007-02-19 08:21:59 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2007-02-19 08:21:59 -0800 |
| commit | 80a3af5be705a4afbf976877c477a1fd25a21351 (patch) | |
| tree | bf7902c05a109c05b4b467d6f373afeb6aa67e9e | |
| parent | 9a6f71b45c63bbcd47e7dc34b5aeecc3b43c7531 (diff) | |
| download | gcc-80a3af5be705a4afbf976877c477a1fd25a21351.zip gcc-80a3af5be705a4afbf976877c477a1fd25a21351.tar.gz gcc-80a3af5be705a4afbf976877c477a1fd25a21351.tar.bz2 | |
re PR debug/29558 (ICE in set_variable_part, at var-tracking.c:2140)
PR debug/29558
* var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
in memory.
From-SVN: r122131
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/debug/pr29558.c | 30 | ||||
| -rw-r--r-- | gcc/var-tracking.c | 3 |
3 files changed, 38 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b5c4a67..6bf8954 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2007-02-19 Richard Henderson <rth@redhat.com> + + PR debug/29558 + * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P + in memory. + 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com> * config/s390/s390.c (s390_call_saved_register_used, diff --git a/gcc/testsuite/gcc.dg/debug/pr29558.c b/gcc/testsuite/gcc.dg/debug/pr29558.c new file mode 100644 index 0000000..99386b3 --- /dev/null +++ b/gcc/testsuite/gcc.dg/debug/pr29558.c @@ -0,0 +1,30 @@ +/* { dg-do compile } */ + +void stpi_unpack_16_1(int length, unsigned char *out, unsigned char bit) +{ + unsigned char tempin; + unsigned char temp[16]; + for (bit = 128; length > 0; length--) { + if (tempin & 128) + temp[0] |= bit; + else + { + *out++ = temp[1]; + *out++ = temp[2]; + *out++ = temp[3]; + *out++ = temp[4]; + *out++ = temp[5]; + *out++ = temp[6]; + *out++ = temp[7]; + *out++ = temp[9]; + *out++ = temp[10]; + *out++ = temp[11]; + *out++ = temp[12]; + *out++ = temp[13]; + *out++ = temp[14]; + *out++ = temp[15]; + __builtin_memset (temp, 0, 16); + } + } +} + diff --git a/gcc/var-tracking.c b/gcc/var-tracking.c index 815faca..d9f21b5 100644 --- a/gcc/var-tracking.c +++ b/gcc/var-tracking.c @@ -1529,7 +1529,8 @@ track_expr_p (tree expr) if (MEM_P (decl_rtl)) { /* Do not track structures and arrays. */ - if (GET_MODE (decl_rtl) == BLKmode) + if (GET_MODE (decl_rtl) == BLKmode + || AGGREGATE_TYPE_P (TREE_TYPE (realdecl))) return 0; if (MEM_SIZE (decl_rtl) && INTVAL (MEM_SIZE (decl_rtl)) > MAX_VAR_PARTS) |