debug test case fails on Windows

Here's the make output:

$ make debug
# Without optimisations, we should get annotations for basically
# all expressions in the example program.
echo == Dbg ==
== Dbg ==
'C:/msys64/home/ezyang/ghc-validate/inplace/bin/ghc-stage2.exe' -fforce-recomp -dcore-lint -dcmm-lint -dno-debug-output -no-user-package-db -rtsopts  -fno-warn-tabs debug -fforce-recomp -g -dppr-ticks -ddump-cmm \
        | grep -o src\<debug.hs:.*\> | sort -u
C:\msys64\tmp\ghc21036_0\ghc21036_2.s: Assembler messages:
C:\msys64\tmp\ghc21036_0\ghc21036_2.s:421: Error: junk at end of line, first unrecognized character is `,'
C:\msys64\tmp\ghc21036_0\ghc21036_2.s:508: Error: junk at end of line, first unrecognized character is `,'
C:\msys64\tmp\ghc21036_0\ghc21036_2.s:557: Error: junk at end of line, first unrecognized character is `,'
C:\msys64\tmp\ghc21036_0\ghc21036_2.s:559: Error: junk at end of line, first unrecognized character is `,'
src<debug.hs:(3,1)-(5,29)>
src<debug.hs:3:9>
src<debug.hs:4:9>
src<debug.hs:5:13-17>
src<debug.hs:5:14>
src<debug.hs:5:21-29>
src<debug.hs:5:25-29>
src<debug.hs:5:26>
src<debug.hs:5:9-17>
src<debug.hs:5:9-29>
src<debug.hs:6:1-21>
./debug
make: ./debug: Command not found
Makefile:9: recipe for target 'debug' failed
make: *** [debug] Error 127

Peter, can you take a look?

Trac metadata

Trac field	Value
Version	7.11
Type	Bug
TypeOfFailure	OtherFailure
Priority	normal
Resolution	Unresolved
Component	Compiler (Debugging)
Test case
Differential revisions
BlockedBy
Related
Blocking
CC	scpmw
Operating system
Architecture