[ASan] Make tests work with internal shell

Some minor adjustmenets around environment variables to make a handful
of tests work with the internal shell that did not before.

Reviewers: fmayer, alexander-shaposhnikov

Reviewed By: fmayer, alexander-shaposhnikov

Pull Request: #165141

Author: boomanaiden154

compiler-rt/test/asan/TestCases/log-path_test.cpp

@@ -25,7 +25,8 @@
 // RUN: FileCheck %s --check-prefix=CHECK-BAD-DIR < %t.out
 
 // Too long log_path.
-// RUN: %env_asan_opts=log_path=`for((i=0;i<10000;i++)); do echo -n $i; done` \
+// RUN: %python -c "for i in range(0, 10000): print(i, end='')" > %t.long_log_path
+// RUN: %env_asan_opts=log_path=%{readfile:%t.long_log_path} \
 // RUN:   not %run %t 2> %t.out
 // RUN: FileCheck %s --check-prefix=CHECK-LONG < %t.out
 

compiler-rt/test/asan/TestCases/scariness_score_test.cpp

@@ -6,7 +6,7 @@
 // RUN: %clangxx_asan -O0 -mllvm -asan-use-stack-safety=0 %s -o %t
 // On OSX and Windows, alloc_dealloc_mismatch=1 isn't 100% reliable, so it's
 // off by default. It's safe for these tests, though, so we turn it on.
-// RUN: export %env_asan_opts=symbolize=0:detect_stack_use_after_return=1:handle_abort=1:print_scariness=1:alloc_dealloc_mismatch=1
+// RUN: %export_asan_opts=symbolize=0:detect_stack_use_after_return=1:handle_abort=1:print_scariness=1:alloc_dealloc_mismatch=1
 // Make sure the stack is limited (may not be the default under GNU make)
 // RUN: ulimit -s 4096
 // RUN: not %run %t  1 2>&1 | FileCheck %s --check-prefix=CHECK1
@@ -41,7 +41,7 @@
 // RUN: %clangxx_asan -O0 %s -o %t -fsanitize-address-use-after-return=always -mllvm -asan-use-stack-safety=0
 // On OSX and Windows, alloc_dealloc_mismatch=1 isn't 100% reliable, so it's
 // off by default. It's safe for these tests, though, so we turn it on.
-// RUN: export %env_asan_opts=symbolize=0:handle_abort=1:print_scariness=1:alloc_dealloc_mismatch=1
+// RUN: %export_asan_opts=symbolize=0:handle_abort=1:print_scariness=1:alloc_dealloc_mismatch=1
 // Make sure the stack is limited (may not be the default under GNU make)
 // RUN: ulimit -s 4096
 // RUN: not %run %t  1 2>&1 | FileCheck %s --check-prefix=CHECK1

compiler-rt/test/asan/lit.cfg.py

@@ -41,6 +41,9 @@ def get_required_attr(config, attr_name):
 config.substitutions.append(
     ("%env_asan_opts=", "env ASAN_OPTIONS=" + default_asan_opts_str)
 )
+config.substitutions.append(
+    ("%export_asan_opts=", "export ASAN_OPTIONS=" + default_asan_opts_str)
+)
 
 # Setup source root.
 config.test_source_root = os.path.dirname(__file__)

compiler-rt/test/lit.common.cfg.py

@@ -1066,3 +1066,5 @@ def target_page_size():
 # llvm.
 config.substitutions.append(("%crt_src", config.compiler_rt_src_root))
 config.substitutions.append(("%llvm_src", config.llvm_src_root))
+
+config.substitutions.append(("%python", '"%s"' % (sys.executable)))