Index: test/fuzzer/fuzzer-oom.test
===================================================================
--- test/fuzzer/fuzzer-oom.test
+++ test/fuzzer/fuzzer-oom.test
@@ -1,18 +1,21 @@
-# FIXME: Disabled on Windows until symbolization works properly.
-UNSUPPORTED: aarch64, windows
-RUN: %cpp_compiler %S/OutOfMemoryTest.cpp -o %t-OutOfMemoryTest
-RUN: %cpp_compiler %S/OutOfMemorySingleLargeMallocTest.cpp -o %t-OutOfMemorySingleLargeMallocTest
-RUN: %cpp_compiler %S/AccumulateAllocationsTest.cpp -o %t-AccumulateAllocationsTest
+UNSUPPORTED: aarch64
+# Tests break on windows unless exe extension is used (because there are periods
+# in expansion of %t, the string after the period is interpreted as the file
+# extension, so each compilation will clobber the previous one's lib and exp
+# files causing symbolization to break).
+RUN: %cpp_compiler %S/OutOfMemoryTest.cpp -o %t-OutOfMemoryTest.exe
+RUN: %cpp_compiler %S/OutOfMemorySingleLargeMallocTest.cpp -o %t-OutOfMemorySingleLargeMallocTest.exe
+RUN: %cpp_compiler %S/AccumulateAllocationsTest.cpp -o %t-AccumulateAllocationsTest.exe
 
-RUN: not %run %t-OutOfMemoryTest -rss_limit_mb=300 2>&1 | FileCheck %s
+RUN: not %run %t-OutOfMemoryTest.exe -rss_limit_mb=300 2>&1 | FileCheck %s
 
 CHECK: ERROR: libFuzzer: out-of-memory (used: {{.*}}; limit: 300Mb)
 CHECK: Test unit written to ./oom-
 SUMMARY: libFuzzer: out-of-memory
 
-RUN: not %run %t-OutOfMemorySingleLargeMallocTest -rss_limit_mb=300    2>&1 | FileCheck %s --check-prefix=SINGLE_LARGE_MALLOC
-RUN: not %run %t-OutOfMemorySingleLargeMallocTest -malloc_limit_mb=300 2>&1 | FileCheck %s --check-prefix=SINGLE_LARGE_MALLOC
-RUN: not %run %t-OutOfMemorySingleLargeMallocTest -rss_limit_mb=1000 -malloc_limit_mb=300 2>&1 | FileCheck %s --check-prefix=SINGLE_LARGE_MALLOC
+RUN: not %run %t-OutOfMemorySingleLargeMallocTest.exe -rss_limit_mb=300    2>&1 | FileCheck %s --check-prefix=SINGLE_LARGE_MALLOC
+RUN: not %run %t-OutOfMemorySingleLargeMallocTest.exe -malloc_limit_mb=300 2>&1 | FileCheck %s --check-prefix=SINGLE_LARGE_MALLOC
+RUN: not %run %t-OutOfMemorySingleLargeMallocTest.exe -rss_limit_mb=1000 -malloc_limit_mb=300 2>&1 | FileCheck %s --check-prefix=SINGLE_LARGE_MALLOC
 
 We used to check for "out-of-memory (malloc(53{{.*}}))", but that would fail
 sometimes, so now we accept any OOM message.
@@ -21,4 +24,4 @@
 SINGLE_LARGE_MALLOC: in LLVMFuzzerTestOneInput
 
 # Check that -rss_limit_mb=0 means no limit.
-RUN: %run %t-AccumulateAllocationsTest -runs=1000 -rss_limit_mb=0
+RUN: %run %t-AccumulateAllocationsTest.exe -runs=1000 -rss_limit_mb=0