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| author | Sandra Loosemore <sandra@codesourcery.com> | 2015-05-04 15:55:06 -0400 |
|---|---|---|
| committer | Sandra Loosemore <sandra@gcc.gnu.org> | 2015-05-04 15:55:06 -0400 |
| commit | 467d8d51f1304b955136060db0a34e1f80f098bb (patch) | |
| tree | 9669d1ea198b31f17f6a7dc062d04c07446517f7 /gcc/common.opt | |
| parent | 100c8e9e9d896bbfd6d92b8ac7ab506d0090829b (diff) | |
| download | gcc-467d8d51f1304b955136060db0a34e1f80f098bb.zip gcc-467d8d51f1304b955136060db0a34e1f80f098bb.tar.gz gcc-467d8d51f1304b955136060db0a34e1f80f098bb.tar.bz2 | |
common.opt (fdelete-null-pointer-checks): Init to -1.
2015-05-04 Sandra Loosemore <sandra@codesourcery.com>
gcc/
* common.opt (fdelete-null-pointer-checks): Init to -1.
* config/nios2/elf.h (SUBTARGET_OVERRIDE_OPTIONS): Define to
override flag_delete_null_pointer_checks default.
* doc/invoke.texi (-fdelete-null-pointer-checks): Clarify
behavior re address zero. Better document target-specific behavior.
(-fisolate-errneous-paths-dereference): Mention relationship to
-fdelete-null-pointer-checks.
gcc/testsuite/
* lib/target-supports.exp
(check_effective_target_keeps_null_pointer_checks): Clarify that
this is for targets that disable -fdelete-null-pointer-checks,
not default it to off.
* gcc.dg/ipa/ipa-pta-14.c: Make dependence on
-fdelete-null-pointer-checks explicit.
* gcc.dg/tree-ssa/20030730-1.c: Likewise.
* gcc.dg/tree-ssa/20030730-2.c: Likewise.
* gcc.dg/tree-ssa/isolate-1.c: Likewise.
* gcc.dg/tree-ssa/isolate-2.c: Likewise.
* gcc.dg/tree-ssa/isolate-3.c: Likewise.
* gcc.dg/tree-ssa/isolate-4.c: Likewise.
* gcc.dg/tree-ssa/isolate-5.c: Likewise.
* gcc.dg/tree-ssa/nonzero-1.c: Likewise.
* gcc.dg/tree-ssa/pr20318.c: Likewise.
* gcc.dg/tree-ssa/pr20701.c: Likewise.
* gcc.dg/tree-ssa/pr20702.c: Likewise.
* gcc.dg/tree-ssa/pr21086.c: Likewise.
* gcc.dg/tree-ssa/pr21090.c: Likewise.
* gcc.dg/tree-ssa/pr58480.c: Likewise.
* gcc.dg/tree-ssa/pta-escape-1.c: Likewise.
* gcc.dg/tree-ssa/pta-escape-2.c: Likewise.
* gcc.dg/tree-ssa/pta-escape-3.c: Likewise.
* gcc.dg/tree-ssa/ssa-vrp-thread-1.c: Likewise.
* gcc.dg/tree-ssa/unreachable.c: Likewise.
* gcc.dg/tree-ssa/vrp02.c: Likewise.
* gcc.dg/tree-ssa/vrp07.c: Likewise.
* gcc.dg/tree-ssa/vrp08.c: Likewise.
* gcc.dg/tree-ssa/vrp55.c: Likewise.
* g++.dg/cpp0x/static_assert9.C: Likewise.
* g++.dg/tree-ssa/nonzero-1.C: Likewise.
* g++.dg/tree-ssa/pr19476-1.C: Likewise.
* g++.dg/tree-ssa/pr19476-2.C: Likewise.
* g++.dg/tree-ssa/pr19476-5.C: Likewise.
* g++.dg/tree-ssa/pr26406.C: Likewise.
From-SVN: r222777
Diffstat (limited to 'gcc/common.opt')
| -rw-r--r-- | gcc/common.opt | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/common.opt b/gcc/common.opt index 380848c..51833c1 100644 --- a/gcc/common.opt +++ b/gcc/common.opt @@ -1070,7 +1070,7 @@ Common Report Var(flag_delete_dead_exceptions) Init(0) Optimization Delete dead instructions that may throw exceptions fdelete-null-pointer-checks -Common Report Var(flag_delete_null_pointer_checks) Init(1) Optimization +Common Report Var(flag_delete_null_pointer_checks) Init(-1) Optimization Delete useless null pointer checks fdevirtualize-at-ltrans |