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authorNick Clifton <nickc@redhat.com>2007-10-02 12:47:08 +0000
committerNick Clifton <nickc@redhat.com>2007-10-02 12:47:08 +0000
commite42e4a8b9ea03a49d9a323c8dafaa074815e76aa (patch)
treeeb890ea9edfe89d80e4a87371a0114e79b64cc8a /ld
parent40961791a28e8c416ba47c22c64177cec4514ade (diff)
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PR linker/4844
* ld-auto-import/auto-import.exp: Extend test to include running the application and checking for some output. * ld-auto-import/client.c (struct TEST): Include a variable field with an offset. (const_xyz): A const version of the xyz structure used to test the initialization of constant data.
Diffstat (limited to 'ld')
-rw-r--r--ld/testsuite/ChangeLog10
-rw-r--r--ld/testsuite/ld-auto-import/auto-import.exp148
-rw-r--r--ld/testsuite/ld-auto-import/client.c7
3 files changed, 97 insertions, 68 deletions
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index cb88c52..a555727 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,13 @@
+2007-10-02 Ralf Habecker <ralf.habacker@freenet.de>
+
+ PR linker/4844
+ * ld-auto-import/auto-import.exp: Extend test to include running
+ the application and checking for some output.
+ * ld-auto-import/client.c (struct TEST): Include a variable field
+ with an offset.
+ (const_xyz): A const version of the xyz structure used to test the
+ initialization of constant data.
+
2007-09-30 Mike Frysinger <vapier@gentoo.org>
* ld-selective/selective.exp: Set $compiler based on $testtype and
diff --git a/ld/testsuite/ld-auto-import/auto-import.exp b/ld/testsuite/ld-auto-import/auto-import.exp
index 98c0d75..0192345 100644
--- a/ld/testsuite/ld-auto-import/auto-import.exp
+++ b/ld/testsuite/ld-auto-import/auto-import.exp
@@ -25,43 +25,51 @@
# Note:
#
-# This test checks the "auto importing direct from a dll" functionality,
-# which dramatically reduces the linking time for big libraries and applications
-# by skipping creating/using import libraries. Instead it links directly to the
-# related dll or to a symlinked dll for replacing regular import libraries.
-#
-# The test has 4 stages:
-#
-# 1. compile and link a test dll exporting some text and data symbols and a
-# standard import library
+# This script tests some auto-import functionality:
+#
+# A. "auto importing direct from a dll" functionality, which dramatically reduces the
+# linking time for big libraries and applications by skipping creating/using
+# import libraries. Instead it links directly to the related dll or to a symlinked
+# dll for replacing regular import libraries. The test has 6 stages:
+#
+# 1. compile and link a test dll exporting some text and data symbols and a
+# standard import library
+#
+# 2. create a symbolic link to this dll to simulate a replaced import library.
#
-# 2. create a symbolic link to this dll to simulate a replaced import library.
+# 3. compile and link a client application with the standard import library.
+# This should produce no errors.
#
-# 3. compile and link a client application with the standard import library.
-# This should produce no errors.
+# 4. compile and link a client application with the created dll.
+# This should also produce no errors.
#
-# 4. compile and link a client application with the created dll.
-# This should also produce no errors.
+# 5. compile and link a client application using the "import library".
+# This should also produce no errors.
#
-# 5. compile and link a client application using the "import library".
-# This should also produce no errors.
+# 6. compile and link a client application with auto-import disabled.
+# This should produce a linking error.
+#
+# B. runtime check if there are no segfaults when importing const data variables
#
-# 6. compile and link a client application with auto-import disabled.
-# This should produce a linking error.
# This test can only be run if ld generates native executables.
if ![isnative] then {return}
-# This test can only be run on a couple of ELF platforms.
+# This test can only be run on a couple of platforms.
# Square bracket expressions seem to confuse istarget.
if { ![istarget *-pc-cygwin]
&& ![istarget *-pc-mingw*] } {
return
}
+if [istarget *-pc-mingw*] {
+ # FIXME: Add support for this target.
+ unsupported "mingw currently not supported"
+}
+
# No compiler, no test.
if { [which $CC] == 0 } {
- untested "Auto import test"
+ untested "Auto import test (compiler not found)"
return
}
@@ -97,10 +105,10 @@ proc ld_special_link { ld target objects } {
if [string match "" $exec_output] then {
return 1
- } else {
- verbose -log "$exec_output"
- return 0
}
+
+ verbose -log "$exec_output"
+ return 0
}
set tmpdir tmpdir
@@ -111,53 +119,59 @@ if [istarget *-pc-cygwin] {
set MYLIBS "-L/usr/lib -lcygwin -L/usr/lib/w32api -lkernel32"
# Compile the dll.
- if ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/dll.c $tmpdir/dll.o ] {
+ if ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/dll.c $tmpdir/dll.o] {
fail "compiling shared lib"
- } elseif ![ld_special_link "$ld -shared --out-implib=$tmpdir/libstandard.dll.a" $tmpdir/dll.dll "$tmpdir/dll.o $MYLIBS" ] {
+ }
+ if ![ld_special_link "$CC -shared --enable-auto-import --out-implib=$tmpdir/libstandard.dll.a" $tmpdir/dll.dll "$tmpdir/dll.o $MYLIBS"] {
fail "linking shared lib"
+ }
+
+ # Create symbolic link.
+ catch "exec ln -fs dll.dll $tmpdir/libsymlinked_dll.dll.a" ln_catch
+
+ # Compile and link the client program.
+ if ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/client.c $tmpdir/client.o] {
+ fail "compiling client"
+ }
+
+ # Check linking with import library.
+ set msg "linking auto-import client using a standard import library"
+ if [ld_special_link $ld $tmpdir/client-linklib.exe "--enable-auto-import --enable-runtime-pseudo-reloc /lib/crt0.o $tmpdir/client.o -L$tmpdir -lstandard $MYLIBS"] {
+ pass $msg
} else {
- # Create symbolic link.
- catch "exec ln -fs dll.dll $tmpdir/libsymlinked_dll.dll.a" ln_catch
-
- # Compile and link the client program.
- if ![ld_compile "$CC $CFLAGS $SHCFLAG" $srcdir/$subdir/client.c $tmpdir/client.o ] {
- fail "compiling client"
- } else {
- # Check linking with import library.
- set msg "linking auto-import client using a standard import library"
- if [ld_special_link $ld $tmpdir/client.exe "--enable-auto-import /lib/crt0.o $tmpdir/client.o -L$tmpdir -lstandard $MYLIBS" ] {
- pass $msg
- } else {
- fail $msg
- }
-
- # Check linking directly with dll.
- set msg "linking auto-import client using the dll"
- if [ld_special_link $ld $tmpdir/client.exe "--enable-auto-import /lib/crt0.o $tmpdir/client.o -L$tmpdir -ldll $MYLIBS" ] {
- pass $msg
- } else {
- fail $msg
- }
-
- # Check linking with symlinked dll.
- set msg "linking auto-import client using symbolic linked dll"
- if [ld_special_link $ld $tmpdir/clientimport.exe "--enable-auto-import /lib/crt0.o $tmpdir/client.o -L$tmpdir -lsymlinked_dll $MYLIBS" ] {
- pass $msg
- } else {
- fail $msg
- }
-
- # Check linking with disabled auto-import, this must produce linking error.
- set msg "linking with disabled auto-import"
- if ![ld_special_link $ld $tmpdir/clientimport.exe "--disable-auto-import /lib/crt0.o $tmpdir/client.o -L$tmpdir -ldll $MYLIBS" ] {
- pass $msg
- } else {
- fail $msg
- }
- }
+ fail $msg
}
-}
-if [istarget *-pc-mingw*] {
- unsupported "mingw currently not supported"
+ # Check linking directly with dll.
+ set msg "linking auto-import client using the dll"
+ if [ld_special_link $ld $tmpdir/client-linkdll.exe "--enable-auto-import --enable-runtime-pseudo-reloc /lib/crt0.o $tmpdir/client.o -L$tmpdir -ldll $MYLIBS"] {
+ pass $msg
+ } else {
+ fail $msg
+ }
+
+ # Check linking with symlinked dll.
+ set msg "linking auto-import client using symbolic linked dll"
+ if [ld_special_link $ld $tmpdir/client-symlinkeddll.exe "--enable-auto-import --enable-runtime-pseudo-reloc /lib/crt0.o $tmpdir/client.o -L$tmpdir -lsymlinked_dll $MYLIBS"] {
+ pass $msg
+ } else {
+ fail $msg
+ }
+
+ # Check linking with disabled auto-import, this must produce linking error.
+ set msg "linking with disabled auto-import"
+ if ![ld_special_link $ld $tmpdir/client-failed.exe "--disable-auto-import --enable-runtime-pseudo-reloc /lib/crt0.o $tmpdir/client.o -L$tmpdir -ldll $MYLIBS"] {
+ pass $msg
+ } else {
+ fail $msg
+ }
+
+ # Check that the app works - ie that there is output when the applications runs.
+ set msg "application runtime segfault check"
+ catch "exec $tmpdir/client-linklib.exe" exec_output
+ if ![string match "" $exec_output] then {
+ pass $msg
+ } else {
+ fail $msg
+ }
}
diff --git a/ld/testsuite/ld-auto-import/client.c b/ld/testsuite/ld-auto-import/client.c
index 9ed80c5..b883fdb 100644
--- a/ld/testsuite/ld-auto-import/client.c
+++ b/ld/testsuite/ld-auto-import/client.c
@@ -11,10 +11,13 @@ typedef struct
{
int * var;
void (* func_ptr)(void);
+ int * var_with_offset;
}
TEST;
-TEST xyz = { &var, print_var };
+TEST xyz = { & var, print_var, & var };
+
+const TEST const_xyz = { & var, print_var, & var };
int
main (void)
@@ -51,5 +54,7 @@ main (void)
printf ("We see var2[0] = %d\n\n", var2[0]);
+ printf ("We see const xyz %x %x\n", const_xyz.var, const_xyz.var_with_offset);
+
return 0;
}