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authorGravatar Sinan Kaya <41809318+franksinankaya@users.noreply.github.com>2020-02-20 15:37:01 -0500
committerGravatar GitHub <noreply@github.com>2020-02-20 15:37:01 -0500
commit0232c87f21c26718aa3eb2d86678070f3b498a4e (patch)
tree6743a63a99ffbf3bdb06304ba6ad0ead3b7168b0 /absl
parent3c814105108680997d0821077694f663693b5382 (diff)
Add missing ABSL_HAVE_VDSO_SUPPORT conditional (#622)
Signed-off-by: Sinan Kaya <sinan.kaya@microsoft.com>
Diffstat (limited to 'absl')
-rw-r--r--absl/debugging/internal/stacktrace_x86-inl.inc4
1 files changed, 4 insertions, 0 deletions
diff --git a/absl/debugging/internal/stacktrace_x86-inl.inc b/absl/debugging/internal/stacktrace_x86-inl.inc
index 972febdd..f87cafb6 100644
--- a/absl/debugging/internal/stacktrace_x86-inl.inc
+++ b/absl/debugging/internal/stacktrace_x86-inl.inc
@@ -173,6 +173,7 @@ static void **NextStackFrame(void **old_fp, const void *uc) {
static const unsigned char *kernel_rt_sigreturn_address = nullptr;
static const unsigned char *kernel_vsyscall_address = nullptr;
if (num_push_instructions == -1) {
+#ifdef ABSL_HAVE_VDSO_SUPPORT
absl::debugging_internal::VDSOSupport vdso;
if (vdso.IsPresent()) {
absl::debugging_internal::VDSOSupport::SymbolInfo
@@ -201,6 +202,9 @@ static void **NextStackFrame(void **old_fp, const void *uc) {
} else {
num_push_instructions = 0;
}
+#else
+ num_push_instructions = 0;
+#endif
}
if (num_push_instructions != 0 && kernel_rt_sigreturn_address != nullptr &&
old_fp[1] == kernel_rt_sigreturn_address) {