Nico Weber 97c675d3d4 Revert "Revert "Temporarily do not drop volatile stores before unreachable""
This reverts commit 52aeacfbf5ce5f949efe0eae029e56db171ea1f7.
There isn't full agreement on a path forward yet, but there is agreement that
this shouldn't land as-is.  See discussion on https://reviews.llvm.org/D105338

Also reverts unreviewed "[clang] Improve `-Wnull-dereference` diag to be more in-line with reality"
This reverts commit f4877c78c0fc98be47b926439bbfe33d5e1d1b6d.

And all the related changes to tests:
This reverts commit 9a0152799f8e4a59e0483728c9f11c8a7805616f.
This reverts commit 3f7c9cc27422f7302cf5a683eeb3978e6cb84270.
This reverts commit 329f8197ef59f9bd23328b52d623ba768b51dbb2.
This reverts commit aa9f58cc2c48ca6cfc853a2467cd775dc7622746.
This reverts commit 2df37d5ddd38091aafbb7d338660e58836f4ac80.
This reverts commit a72a44181264fd83e05be958c2712cbd4560aba7.
2021-07-09 11:44:34 -04:00

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# UNSUPPORTED: darwin, freebsd, aarch64
BINGO: BINGO
RUN: %cpp_compiler %S/SimpleTest.cpp -o %t-SimpleTest
RUN: not %run %t-SimpleTest -fork=1 2>&1 | FileCheck %s --check-prefix=BINGO
TIMEOUT: ERROR: libFuzzer: timeout
RUN: %cpp_compiler %S/TimeoutTest.cpp -o %t-TimeoutTest
RUN: not %run %t-TimeoutTest -fork=1 -timeout=1 -ignore_timeouts=0 2>&1 | FileCheck %s --check-prefix=TIMEOUT
OOM: ERROR: libFuzzer: out-of-memory
RUN: %cpp_compiler %S/OutOfMemoryTest.cpp -o %t-OutOfMemoryTest
RUN: not %run %t-OutOfMemoryTest -fork=1 -ignore_ooms=0 -rss_limit_mb=128 2>&1 | FileCheck %s --check-prefix=OOM
# access-violation is the error thrown on Windows. Address will be smaller on i386.
CRASH: {{SEGV|access-violation}} on unknown address 0x00000000
RUN: %cpp_compiler %S/ShallowOOMDeepCrash.cpp -o %t-ShallowOOMDeepCrash
RUN: not %run %t-ShallowOOMDeepCrash -fork=1 -rss_limit_mb=128 2>&1 | FileCheck %s --check-prefix=CRASH
MAX_TOTAL_TIME: INFO: fuzzed for {{.*}} seconds, wrapping up soon
MAX_TOTAL_TIME: INFO: exiting: {{.*}} time:
RUN: not %run %t-ShallowOOMDeepCrash -fork=1 -rss_limit_mb=128 -ignore_crashes=1 -max_total_time=10 2>&1 | FileCheck %s --check-prefix=MAX_TOTAL_TIME