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| author | Jakub Jelinek <jakub@redhat.com> | 2014-10-01 22:51:34 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2014-10-01 22:51:34 +0200 |
| commit | 7faa2dfdd72760ae0d0309eb92c61b3d64539ed9 (patch) | |
| tree | fc1ae9cc60eeb1d72880fec0459ed9447de257b2 /gcc | |
| parent | af27dfc447163c122c2442d04d50383f1e4e3ca1 (diff) | |
| download | gcc-7faa2dfdd72760ae0d0309eb92c61b3d64539ed9.zip gcc-7faa2dfdd72760ae0d0309eb92c61b3d64539ed9.tar.gz gcc-7faa2dfdd72760ae0d0309eb92c61b3d64539ed9.tar.bz2 | |
re PR debug/63342 (ICE in loc_list_from_tree, at dwarf2out.c:14698)
PR debug/63342
* dwarf2out.c (loc_list_from_tree): Handle MEM_REF with non-zero
offset, TARGET_MEM_REF and SSA_NAME.
* gcc.dg/pr63342.c: New test.
From-SVN: r215782
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/dwarf2out.c | 11 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr63342.c | 26 |
4 files changed, 42 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b87279f..6a59825 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2014-10-01 Jakub Jelinek <jakub@redhat.com> + PR debug/63342 + * dwarf2out.c (loc_list_from_tree): Handle MEM_REF with non-zero + offset, TARGET_MEM_REF and SSA_NAME. + * config/i386/i386.c (expand_vec_perm_palignr): Handle 256-bit vectors for TARGET_AVX2. diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index b5fcfa4..a64038c 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -14416,15 +14416,21 @@ loc_list_from_tree (tree loc, int want_address) break; case MEM_REF: - /* ??? FIXME. */ if (!integer_zerop (TREE_OPERAND (loc, 1))) - return 0; + { + have_address = 1; + goto do_plus; + } /* Fallthru. */ case INDIRECT_REF: list_ret = loc_list_from_tree (TREE_OPERAND (loc, 0), 0); have_address = 1; break; + case TARGET_MEM_REF: + case SSA_NAME: + return NULL; + case COMPOUND_EXPR: return loc_list_from_tree (TREE_OPERAND (loc, 1), want_address); @@ -14587,6 +14593,7 @@ loc_list_from_tree (tree loc, int want_address) case POINTER_PLUS_EXPR: case PLUS_EXPR: + do_plus: if (tree_fits_shwi_p (TREE_OPERAND (loc, 1))) { list_ret = loc_list_from_tree (TREE_OPERAND (loc, 0), 0); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 8f02f56..9936e61 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2014-10-01 Jakub Jelinek <jakub@redhat.com> + PR debug/63342 + * gcc.dg/pr63342.c: New test. + PR c++/63306 * g++.dg/ipa/pr63306.C: New test. diff --git a/gcc/testsuite/gcc.dg/pr63342.c b/gcc/testsuite/gcc.dg/pr63342.c new file mode 100644 index 0000000..499d508 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr63342.c @@ -0,0 +1,26 @@ +/* PR debug/63342 */ +/* { dg-do compile } */ +/* { dg-options "-g -O2" } */ +/* { dg-additional-options "-fpic" { target fpic } } */ + +static __thread double u[9], v[9]; + +void +foo (double **p, double **q) +{ + *p = u; + *q = v; +} + +double +bar (double x) +{ + int i; + double s = 0.0; + for (i = 0; i < 9; i++) + { + double a = x + v[i]; + s += u[i] * a * a; + } + return s; +} |