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authorAndrew Stubbs <andrew.stubbs@st.com>2006-07-04 13:50:40 +0000
committerJoern Rennecke <amylaar@gcc.gnu.org>2006-07-04 14:50:40 +0100
commitdbc02e7f4c2ff123b6ff1b9ccea612f6ecef4bcc (patch)
treed9f4e0d63eb924ec10e8fb1d2860a964c186e1fa
parent12197210b4a551893af85d4b898f74176f3ff36d (diff)
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configure.ac (.eh_frame data check): Use diff -b.
2006-07-04 Andrew Stubbs <andrew.stubbs@st.com> J"orn Rennecke <joern.rennecke@st.com> * configure.ac (.eh_frame data check): Use diff -b. Co-Authored-By: J"orn Rennecke <joern.rennecke@st.com> From-SVN: r115177
-rw-r--r--gcc/ChangeLog5
-rwxr-xr-xgcc/configure7
-rw-r--r--gcc/configure.ac7
3 files changed, 15 insertions, 4 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2905deb..f81893d 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2006-07-04 Andrew Stubbs <andrew.stubbs@st.com>
+ J"orn Rennecke <joern.rennecke@st.com>
+
+ * configure.ac (.eh_frame data check): Use diff -b.
+
2006-07-04 Eric Botcazou <ebotcazou@libertysurf.fr>
PR bootstrap/18058
diff --git a/gcc/configure b/gcc/configure
index b7564bc..4ec1863 100755
--- a/gcc/configure
+++ b/gcc/configure
@@ -13959,11 +13959,14 @@ cat > conftest.big <<EOF
EOF
# If the assembler didn't choke, and we can objdump,
# and we got the correct data, then succeed.
+ # The text in the here-document typically retains its unix-style line
+ # endings, while the output of objdump will use host line endings.
+ # Therefore, use diff -b for the comparisons.
if test x$gcc_cv_objdump != x \
&& $gcc_cv_objdump -s -j .eh_frame conftest.o 2>/dev/null \
| tail -3 > conftest.got \
- && { cmp conftest.lit conftest.got > /dev/null 2>&1 \
- || cmp conftest.big conftest.got > /dev/null 2>&1; }
+ && { diff -b conftest.lit conftest.got > /dev/null 2>&1 \
+ || diff -b conftest.big conftest.got > /dev/null 2>&1; }
then
gcc_cv_as_eh_frame=yes
elif { ac_try='$gcc_cv_as -o conftest.o --traditional-format /dev/null'
diff --git a/gcc/configure.ac b/gcc/configure.ac
index a68769b..7b3a5d1 100644
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -2209,11 +2209,14 @@ cat > conftest.big <<EOF
EOF
# If the assembler didn't choke, and we can objdump,
# and we got the correct data, then succeed.
+ # The text in the here-document typically retains its unix-style line
+ # endings, while the output of objdump will use host line endings.
+ # Therefore, use diff -b for the comparisons.
if test x$gcc_cv_objdump != x \
&& $gcc_cv_objdump -s -j .eh_frame conftest.o 2>/dev/null \
| tail -3 > conftest.got \
- && { cmp conftest.lit conftest.got > /dev/null 2>&1 \
- || cmp conftest.big conftest.got > /dev/null 2>&1; }
+ && { diff -b conftest.lit conftest.got > /dev/null 2>&1 \
+ || diff -b conftest.big conftest.got > /dev/null 2>&1; }
then
gcc_cv_as_eh_frame=yes
elif AC_TRY_COMMAND($gcc_cv_as -o conftest.o --traditional-format /dev/null); then