5 files changed, 39 insertions, 32 deletions
diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index baf154fbc58..ccefbd8c364 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -547,7 +547,7 @@ void Driver::generateCompilationDiagnostics(Compilation &C,
     Diag(clang::diag::note_drv_command_failed_diag_msg)
         << "Error generating run script: " + Script + " " + EC.message();
   } else {
-    Cmd.Print(ScriptOS, "\n", /*Quote=*/false, &CrashInfo);
+    Cmd.Print(ScriptOS, "\n", /*Quote=*/true, &CrashInfo);
     Diag(clang::diag::note_drv_command_failed_diag_msg) << Script;
   }
   Diag(clang::diag::note_drv_command_failed_diag_msg)
diff --git a/clang/lib/Driver/Job.cpp b/clang/lib/Driver/Job.cpp
index 34d38b904cc..c5b3f5a307b 100644
--- a/clang/lib/Driver/Job.cpp
+++ b/clang/lib/Driver/Job.cpp
@@ -73,12 +73,6 @@ static int skipArgs(const char *Flag) {
   return 0;
 }
 
-static bool quoteNextArg(const char *flag) {
-  return llvm::StringSwitch<bool>(flag)
-    .Case("-D", true)
-    .Default(false);
-}
-
 static void PrintArg(raw_ostream &OS, const char *Arg, bool Quote) {
   const bool Escape = std::strpbrk(Arg, "\"\\$");
 
@@ -189,11 +183,6 @@ void Command::Print(raw_ostream &OS, const char *Terminator, bool Quote,
 
     OS << ' ';
     PrintArg(OS, Arg, Quote);
-
-    if (CrashInfo && quoteNextArg(Arg) && i + 1 < e) {
-      OS << ' ';
-      PrintArg(OS, Args[++i], true);
-    }
   }
 
   if (CrashInfo && !CrashInfo->VFSPath.empty()) {
diff --git a/clang/test/Driver/crash report spaces.c b/clang/test/Driver/crash report spaces.c
new file mode 100644
index 00000000000..9bc4626b48b
--- /dev/null
+++ b/clang/test/Driver/crash report spaces.c
@@ -0,0 +1,18 @@
+// RUN: rm -rf "%t"
+// RUN: mkdir "%t"
+// RUN: not env TMPDIR="%t" TEMP="%t" TMP="%t" RC_DEBUG_OPTIONS=1 %clang -fsyntax-only "%s" 2>&1 | FileCheck "%s"
+// RUN: cat "%t/crash report spaces"-*.c | FileCheck --check-prefix=CHECKSRC "%s"
+// RUN: cat "%t/crash report spaces"-*.sh | FileCheck --check-prefix=CHECKSH "%s"
+// REQUIRES: crash-recovery
+
+// because of the glob (*.c, *.sh)
+// REQUIRES: shell
+
+#pragma clang __debug parser_crash
+// CHECK: Preprocessed source(s) and associated run script(s) are located at:
+// CHECK-NEXT: note: diagnostic msg: {{.*}}.c
+FOO
+// CHECKSRC: FOO
+// CHECKSH: "-cc1"
+// CHECKSH: "-main-file-name" "crash report spaces.c"
+// CHECKSH: "crash report spaces-{{[^ ]*}}.c"
diff --git a/clang/test/Driver/crash-report-modules.m b/clang/test/Driver/crash-report-modules.m
index d1c7832019c..84b16044486 100644
--- a/clang/test/Driver/crash-report-modules.m
+++ b/clang/test/Driver/crash-report-modules.m
@@ -25,8 +25,8 @@ const int x = MODULE_MACRO;
 // CHECKSRC: @import simple;
 // CHECKSRC: const int x = 10;
 
-// CHECKSH: -cc1
-// CHECKSH: -D "FOO=BAR"
-// CHECKSH-NOT: -fmodules-cache-path=/tmp/
-// CHECKSH: crash-report-modules-{{[^ ]*}}.m
-// CHECKSH: -ivfsoverlay crash-report-modules-{{[^ ]*}}.cache/vfs/vfs.yaml
+// CHECKSH: "-cc1"
+// CHECKSH: "-D" "FOO=BAR"
+// CHECKSH-NOT: "-fmodules-cache-path=/tmp/"
+// CHECKSH: "crash-report-modules-{{[^ ]*}}.m"
+// CHECKSH: "-ivfsoverlay" "crash-report-modules-{{[^ ]*}}.cache/vfs/vfs.yaml"
diff --git a/clang/test/Driver/crash-report.c b/clang/test/Driver/crash-report.c
index f407a08e96f..3370da88692 100644
--- a/clang/test/Driver/crash-report.c
+++ b/clang/test/Driver/crash-report.c
@@ -18,18 +18,18 @@
 // CHECK-NEXT: note: diagnostic msg: {{.*}}crash-report-{{.*}}.c
 FOO
 // CHECKSRC: FOO
-// CHECKSH: -cc1
-// CHECKSH: -main-file-name crash-report.c
-// CHECKSH: -D "FOO=BAR"
-// CHECKSH-NOT: -F/tmp/
-// CHECKSH-NOT: -I /tmp/
-// CHECKSH-NOT: -idirafter /tmp/
-// CHECKSH-NOT: -iquote /tmp/
-// CHECKSH-NOT: -isystem /tmp/
-// CHECKSH-NOT: -iprefix /the/prefix
-// CHECKSH-NOT: -iwithprefix /tmp/
-// CHECKSH-NOT: -iwithprefixbefore /tmp/
-// CHECKSH-NOT: -internal-isystem /tmp/
-// CHECKSH-NOT: -internal-externc-isystem /tmp/
-// CHECKSH-NOT: -dwarf-debug-flags
-// CHECKSH: crash-report-{{[^ ]*}}.c
+// CHECKSH: "-cc1"
+// CHECKSH: "-main-file-name" "crash-report.c"
+// CHECKSH: "-D" "FOO=BAR"
+// CHECKSH-NOT: "-F/tmp/"
+// CHECKSH-NOT: "-I" "/tmp/"
+// CHECKSH-NOT: "-idirafter" "/tmp/"
+// CHECKSH-NOT: "-iquote" "/tmp/"
+// CHECKSH-NOT: "-isystem" "/tmp/"
+// CHECKSH-NOT: "-iprefix" "/the/prefix"
+// CHECKSH-NOT: "-iwithprefix" "/tmp/"
+// CHECKSH-NOT: "-iwithprefixbefore" "/tmp/"
+// CHECKSH-NOT: "-internal-isystem" "/tmp/"
+// CHECKSH-NOT: "-internal-externc-isystem" "/tmp/"
+// CHECKSH-NOT: "-dwarf-debug-flags"
+// CHECKSH: "crash-report-{{[^ ]*}}.c"