From: Tom Hughes <tom@compton.nu>
Date: Thu, 22 Jan 2009 15:08:53 +0000 (+0000)
Subject: Accept zero size text segments. Bug #181594.
X-Git-Tag: svn/VALGRIND_3_5_0~1059
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=d298be2664ff8895ccad4546ba232c0d96b802f8;p=thirdparty%2Fvalgrind.git

Accept zero size text segments. Bug #181594.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@9025
---

diff --git a/coregrind/m_debuginfo/readelf.c b/coregrind/m_debuginfo/readelf.c
index 9f4bd7675b..6ba6ac86ef 100644
--- a/coregrind/m_debuginfo/readelf.c
+++ b/coregrind/m_debuginfo/readelf.c
@@ -1344,9 +1344,9 @@ Bool ML_(read_elf_debug_info) ( struct _DebugInfo* di )
       /* Find avma-s for: .text .data .sdata .rodata .bss .sbss .plt .got .opd
          and .eh_frame */
 
-      /* Accept .text where mapped as rx (code) */
+      /* Accept .text where mapped as rx (code), even if zero-sized */
       if (0 == VG_(strcmp)(name, ".text")) {
-         if (inrx && size > 0 && !di->text_present) {
+         if (inrx && size >= 0 && !di->text_present) {
             di->text_present = True;
             di->text_svma = svma;
             di->text_avma = svma + rx_bias;