test/Driver/crash-report.c: Remove "REQUIRES: shell". env(1) can be used also with gnuwin32.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@160362 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/Driver/crash-report.c b/test/Driver/crash-report.c
index f9f62da..9476ada 100644
--- a/test/Driver/crash-report.c
+++ b/test/Driver/crash-report.c
@@ -1,10 +1,9 @@
 // RUN: rm -rf %t
 // RUN: mkdir %t
-// RUN: TMPDIR=%t TEMP=%t TMP=%t %clang -fsyntax-only %s -DFOO=BAR 2>&1 | FileCheck %s
+// RUN: env TMPDIR=%t TEMP=%t TMP=%t %clang -fsyntax-only %s -DFOO=BAR 2>&1 | FileCheck %s
 // RUN: cat %t/crash-report-*.c | FileCheck --check-prefix=CHECKSRC %s
 // RUN: cat %t/crash-report-*.sh | FileCheck --check-prefix=CHECKSH %s
 // REQUIRES: crash-recovery
-// REQUIRES: shell
 
 #pragma clang __debug parser_crash
 // CHECK: Preprocessed source(s) and associated run script(s) are located at: