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[Qemu-devel] [PULL 15/52] build-sys: add some sanitizers when --enable-d
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PULL 15/52] build-sys: add some sanitizers when --enable-debug if possible |
Date: |
Fri, 12 Jan 2018 12:30:39 +0100 |
From: Marc-André Lureau <address@hidden>
Enable ASAN/UBSan by default if the compiler supports it.
Typical slowdown introduced by AddressSanitizer is 2x.
UBSan shouldn't have much impact on runtime cost.
Signed-off-by: Marc-André Lureau <address@hidden>
Message-Id: <address@hidden>
Tested-by: Philippe Mathieu-Daudé <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
Signed-off-by: Paolo Bonzini <address@hidden>
---
configure | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/configure b/configure
index 6f1b7cd..d033286 100755
--- a/configure
+++ b/configure
@@ -5195,6 +5195,13 @@ if test "$gcov" = "yes" ; then
elif test "$fortify_source" = "yes" ; then
CFLAGS="-O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 $CFLAGS"
elif test "$debug" = "yes"; then
+ write_c_skeleton;
+ if compile_prog "-fsanitize=address" ""; then
+ CFLAGS="-fsanitize=address $CFLAGS"
+ fi
+ if compile_prog "-fsanitize=undefined" ""; then
+ CFLAGS="-fsanitize=undefined $CFLAGS"
+ fi
if compile_prog "-Og" ""; then
CFLAGS="-Og $CFLAGS"
elif compile_prog "-O1" ""; then
--
1.8.3.1
- [Qemu-devel] [PULL 00/52] Misc patches for 2017-01-12, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 01/52] scsi-generic: Add share-rw option, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 06/52] chardev: use backend chr context when watch for fe, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 02/52] scsi: fix scsi_convert_sense crash when in_buf == NULL && in_len == 0, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 03/52] pc: fail memory hot-plug/unplug with -no-acpi and Q35 machine type, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 04/52] hpet: recover timer offset correctly, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 05/52] i386/cpu/kvm: look at PMU's CPUID before setting MSRs, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 07/52] chardev: let g_idle_add() be with chardev gcontext, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 08/52] chardev: introduce qemu_chr_timeout_add_ms(), Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 15/52] build-sys: add some sanitizers when --enable-debug if possible,
Paolo Bonzini <=
- [Qemu-devel] [PULL 10/52] build-sys: silence make by default or V=0, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 12/52] build-sys: compile with -Og or -O1 when --enable-debug, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 09/52] build-sys: fix qemu-ga -pthread linking, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 14/52] tests/docker: add test-debug, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 16/52] tests: fix check-qobject leak, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 13/52] tests/docker: add some sanitizers to fedora dockerfile, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 11/52] build-sys: add a rule to print a variable, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 17/52] vl: fix direct firmware directories leak, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 18/52] readline: add a free function, Paolo Bonzini, 2018/01/12
- [Qemu-devel] [PULL 20/52] crypto: fix stack-buffer-overflow error, Paolo Bonzini, 2018/01/12