llvm/flang/test/semantics/test_errors.sh
Tim Keith d42bb955a6 [flang] Support intent-stmt and resolve subprogram prefixes and suffixes.
Recognize `IntentStmt` and use `HandleAttributeStmt()` to implement it
as is done with other attribute statements. Add `Attr::INTENT_INOUT` as
a separate attribute for `INTENT(INOUT)`.

Collect attributes from the prefix and suffix of `FunctionStmt` and
`SubroutineStmt` (including `BIND(C)`) and set them on the subprogram
symbol.

Create a test for this using `test_symbol.sh`. It compiles with
`-funparse-with-symbols` and compares the output with the symbols in
comments in the input.

Change `test_errors.sh` to be similar to `test_symbol.sh`: check usage
and allow `F18` environment variable to override the path to the
compiler.

Original-commit: flang-compiler/f18@384828a22f
Reviewed-on: https://github.com/flang-compiler/f18/pull/120
Tree-same-pre-rewrite: false
2018-07-11 17:45:13 -07:00

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#!/usr/bin/bash
# Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Compile a source file and check errors against those listed in the file.
# Change the compiler by setting the F18 environment variable.
PATH=/usr/bin
srcdir=$(dirname $0)
CMD="${F18:-../../tools/f18/f18} -fdebug-resolve-names -fparse-only"
if [[ $# != 1 ]]; then
echo "Usage: $0 <fortran-source>"
exit 1
fi
src=$srcdir/$1
[[ ! -f $src ]] && echo "File not found: $src" && exit 1
temp=$(mktemp --directory --tmpdir=.)
trap "rm -rf $temp" EXIT
log=$temp/log
actual=$temp/actual
expect=$temp/expect
diffs=$temp/diffs
cmd="$CMD $src"
$cmd > $log 2>&1
# $actual has errors from the compiler; $expect has them from !ERROR comments in source
# Format both as "<line>: <text>" so they can be diffed.
sed -n 's=^[^:]*:\([^:]*\):[^:]*: error: =\1: =p' $log > $actual
{ echo; cat $src; } | cat -n | sed -n 's=^ *\([0-9]*\)\t *\!ERROR: *=\1: =p' > $expect
if diff -U0 $actual $expect > $diffs; then
echo PASS
else
echo "$cmd"
< $diffs \
sed -n -e 's/^-\([0-9]\)/actual at \1/p' -e 's/^+\([0-9]\)/expect at \1/p' \
| sort -n -k 2
echo FAIL
exit 1
fi