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#2669 two new enabled test cases fail for mcs51 with auto stack
Running mcs51-small regression tests
Summary for 'mcs51-small': 0 failures, 7855 tests, 1950 test cases, 2729264 bytes, 252982296 ticks
Running mcs51-medium regression tests
Summary for 'mcs51-medium': 0 failures, 7859 tests, 1950 test cases, 3221339 bytes, 308565204 ticks
Running mcs51-large regression tests
Summary for 'mcs51-large': 0 failures, 9913 tests, 1950 test cases, 3753601 bytes, 465255744 ticks
making huge library
Running mcs51-huge regression tests
Summary for 'mcs51-huge': 0 failures, 9915 tests, 1950 test cases, 4310958 bytes, 551762016 ticks
Running mcs51-stack-auto regression tests
Summary for 'mcs51-stack-auto': 2 failures, 7845 tests, 1950 test cases, 3045446 bytes, 268511976 ticks
Failure: gen/mcs51-stack-auto/gcc-torture-execute-920922-1/gcc-torture-execute-920922-1
Failure: gen/mcs51-stack-auto/gcc-torture-execute-950612-1/gcc-torture-execute-950612-1
Running mcs51-large-stack-auto regression tests
Summary for 'mcs51-large-stack-auto': 2 failures, 9898 tests, 1950 test cases, 3503150 bytes, 335863248 ticks
Failure: gen/mcs51-large-stack-auto/gcc-torture-execute-920922-1/gcc-torture-execute-920922-1
Failure: gen/mcs51-large-stack-auto/gcc-torture-execute-950612-1/gcc-torture-execute-950612-1
Running mcs51-xstack-auto regression tests
Summary for 'mcs51-xstack-auto': 1 failures, 7857 tests, 1950 test cases, 4545532 bytes, 462076020 ticks
Failure: gen/mcs51-xstack-auto/gcc-torture-execute-920922-1/gcc-torture-execute-920922-1
My machine
ubuntu 16.04 amd64, gcc-5.4
They were enabled in revision 10051.
In [r10062], I disabled these tests for now.
Philipp
At least for gcc-torture-execute-920922-1.c this is not a bug, but the mcs51 backend exploiting undefined behaviour.
Philipp
Fixed in [r10317].
Philipp