Add valgrind-3.14.0-rsp-clobber.patch

This commit is contained in:
Mark Wielaard 2019-01-09 23:31:45 +01:00
parent 017038c5bb
commit 6ff5b8869d
2 changed files with 42 additions and 0 deletions

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@ -0,0 +1,35 @@
commit 022f5af61bc3cbfa2b74ab355b0d2d30b3dab027
Author: Khem Raj <raj.khem@gmail.com>
Date: Sat Dec 22 15:28:40 2018 -0800
tests/amd64: Do not clobber %rsp register
This is seen with gcc-9.0 compiler now which is fix that gcc community
did recently
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52813
Signed-off-by: Khem Raj <raj.khem@gmail.com>
diff --git a/none/tests/amd64-linux/bug345887.c b/none/tests/amd64-linux/bug345887.c
index 0f9237d..269bd70 100644
--- a/none/tests/amd64-linux/bug345887.c
+++ b/none/tests/amd64-linux/bug345887.c
@@ -20,13 +20,17 @@ static void inner(void)
"movq $0x10d, %%r14\n"
"movq $0x10e, %%r15\n"
// not %rbp as mdb is then not able to reconstruct stack trace
+ // Do change %rsp (to test a bogus stack pointer),
+ // but don't add %rsp to the clobber list since gcc ignores it
+ // and since gcc >= 9.0 errors about it
+ // see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52813
"movq $0x10f, %%rsp\n"
"movq $0x1234, (%%rax)\n" // should cause SEGV here
"ud2" // should never get here
: // no output registers
: // no input registers
: "memory", "%rax", "%rbx", "%rcx", "%rdx", "%rsi", "%rdi",
- "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15", "%rsp");
+ "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15");
}
__attribute__((noinline))

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@ -167,6 +167,9 @@ Patch32: valgrind-3.14.0-x86-Iop_Sar64.patch
# KDE#402519 POWER 3.0 addex instruction incorrectly implemented
Patch33: valgrind-3.14.0-power9-addex.patch
# KDE#402480 Do not use %rsp in clobber list
Patch34: valgrind-3.14.0-rsp-clobber.patch
%if %{build_multilib}
# Ensure glibc{,-devel} is installed for both multilib arches
@ -333,6 +336,7 @@ Valgrind User Manual for details.
%patch31 -p1
%patch32 -p1
%patch33 -p1
%patch34 -p1
%build
CC=gcc
@ -567,6 +571,9 @@ fi
%endif
%changelog
* Wed Jan 9 2019 Mark Wielaard <mjw@fedoraproject.org>
- Add valgrind-3.14.0-rsp-clobber.patch
* Mon Dec 31 2018 Mark Wielaard <mjw@fedoraproject.org> - 3.14.0-9
- Add valgrind-3.14.0-vbit-test-sec.patch
- Add valgrind-3.14.0-x86-Iop_Sar64.patch