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Fix debuginfo tests #17161

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Merged
merged 4 commits into from
Sep 13, 2014
Merged

Fix debuginfo tests #17161

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792a2ea
Disable ASLR on Windows, for now.
vadimcn Sep 9, 2014
127c75e
Escape backslashes in debugger scripts.
vadimcn Sep 7, 2014
f2c78da
Use DWARF4 on Windows.
vadimcn Sep 7, 2014
d08441b
Fix #17156
vadimcn Sep 10, 2014
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2 changes: 1 addition & 1 deletion mk/tests.mk
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Original file line number Diff line number Diff line change
Expand Up @@ -283,7 +283,7 @@ tidy:
| xargs -n 10 $(CFG_PYTHON) $(S)src/etc/tidy.py
$(Q)echo $(ALL_HS) \
| xargs -n 10 $(CFG_PYTHON) $(S)src/etc/tidy.py
$(Q)find $(S)src -type f -perm +111 \
$(Q)find $(S)src -type f -perm a+x \
-not -name '*.rs' -and -not -name '*.py' \
-and -not -name '*.sh' \
| grep '^$(S)src/jemalloc' -v \
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6 changes: 3 additions & 3 deletions src/compiletest/runtest.rs
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Expand Up @@ -482,12 +482,12 @@ fn run_debuginfo_gdb_test(config: &Config, props: &TestProps, testfile: &Path) {
// GDB's script auto loading safe path ...
script_str.push_str(
format!("add-auto-load-safe-path {}\n",
rust_pp_module_abs_path.as_slice())
rust_pp_module_abs_path.replace("\\", "\\\\").as_slice())
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You could make these r"\", r"\\" to avoid the escaping if you want.

.as_slice());
// ... and also the test directory
script_str.push_str(
format!("add-auto-load-safe-path {}\n",
config.build_base.as_str().unwrap())
config.build_base.as_str().unwrap().replace("\\", "\\\\"))
.as_slice());
}
}
Expand All @@ -499,7 +499,7 @@ fn run_debuginfo_gdb_test(config: &Config, props: &TestProps, testfile: &Path) {

// Load the target executable
script_str.push_str(format!("file {}\n",
exe_file.as_str().unwrap())
exe_file.as_str().unwrap().replace("\\", "\\\\"))
.as_slice());

script_str.push_str(cmds.as_slice());
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3 changes: 2 additions & 1 deletion src/librustc/back/link.rs
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Expand Up @@ -1014,7 +1014,8 @@ fn link_args(cmd: &mut Command,
cmd.arg("-Wl,--nxcompat");

// Mark all dynamic libraries and executables as compatible with ASLR
cmd.arg("-Wl,--dynamicbase");
// FIXME #17098: ASLR breaks gdb
// cmd.arg("-Wl,--dynamicbase");

// Mark all dynamic libraries and executables as compatible with the larger 4GiB address
// space available to x86 Windows binaries on x86_64.
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2 changes: 1 addition & 1 deletion src/librustc/middle/trans/debuginfo.rs
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Expand Up @@ -739,7 +739,7 @@ pub fn finalize(cx: &CrateContext) {
cx.sess().targ_cfg.os == abi::OsiOS {
"Dwarf Version".with_c_str(
|s| llvm::LLVMRustAddModuleFlag(cx.llmod(), s, 2));
} else {
} else if cx.sess().targ_cfg.os == abi::OsLinux {
// FIXME(#13611) this is a kludge fix because the Linux bots have
// gdb 7.4 which doesn't understand dwarf4, we should
// do something more graceful here.
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