From 390189067e8f5fe6e5155e943d38ee264de88de3 Mon Sep 17 00:00:00 2001 From: rth Date: Mon, 19 Feb 2007 16:21:59 +0000 Subject: [PATCH] PR debug/29558 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P in memory. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@122131 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/ChangeLog | 6 ++++++ gcc/testsuite/gcc.dg/debug/pr29558.c | 30 ++++++++++++++++++++++++++++++ gcc/var-tracking.c | 3 ++- 3 files changed, 38 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.dg/debug/pr29558.c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b5c4a676d79..6bf895433e7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2007-02-19 Richard Henderson + + PR debug/29558 + * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P + in memory. + 2007-02-19 Andreas Krebbel * 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 00000000000..99386b33558 --- /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 815facae182..d9f21b5aa21 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) -- 2.11.4.GIT