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#!/bin/bash
# Variables for sanitizer handling
required_variables_sanitizer=(
"SANITIZER_BUILD"
)
artifact_dependency_sanitizer=("")
required_variables_check_sanitizer() {
# Allowe empty sanitizer builds
[[ -z "${SANITIZER_BUILD}" ]] && return 0
local sanitizers
IFS=":" read -r -a sanitizers <<< "${SANITIZER_BUILD}"
for sanitizer in "${sanitizers[@]}"; do
[[ -z "${sanitizer}" ]] && continue
[[ "${sanitizer}" == "address" ]] && continue
[[ "${sanitizer}" == "memory" ]] && continue
[[ "${sanitizer}" == "undefined" ]] && continue
echo "Unknown sanitizer: $sanitizer"
exit 1
done
}
setup_variables_sanitizer() {
if [[ -z "${SANITIZER_BUILD}" ]]; then
SANITIZERS=("")
SANITIZER_SUFFIX=""
return 0
fi
# Remove ":" separator
local sanitizers
local e
local sorted_sanitizers
IFS=":" read -r -a sanitizers <<< "${SANITIZER_BUILD}"
sorted_sanitizers=( $( for e in "${sanitizers[@]}"; do echo "$e"; done | sort) )
# Set variables used by clients.
## Build variables
[[ -z ${SANITIZER_CXX_FLAGS+x} ]] && SANITIZER_CXX_FLAGS=("")
[[ -z ${SANITIZER_C_FLAGS+x} ]] && SANITIZER_C_FLAGS=("")
[[ -z ${SANITIZER_LD_FLAGS+x} ]] && SANITIZER_LD_FLAGS=("")
# Docker_suffix
SANITIZER_SUFFIX=""
local flags
for sanitizer in "${sorted_sanitizers[@]}"; do
[[ -z "${sanitizer}" ]] && continue
# AddressSanitizer
if [ "${sanitizer}" == "address" ]; then
echo "Using ASan"
flags=( "-fsanitize=address" "-fno-omit-frame-pointer" "-g")
SANITIZER_CXX_FLAGS+=("${flags[@]}")
SANITIZER_C_FLAGS+=("${flags[@]}")
SANITIZER_LD_FLAGS+=("${flags[@]}")
SANITIZER_SUFFIX+="_asan"
continue
fi
# Undefined Behaviour Sanitizer
if [ "${sanitizer}" == "undefined" ]; then
echo "Using UBSan"
flags=("-fsanitize=undefined" "-fno-omit-frame-pointer" "-g")
SANITIZER_CXX_FLAGS+=("${flags[@]}")
SANITIZER_C_FLAGS+=("${flags[@]}")
SANITIZER_LD_FLAGS+=("${flags[@]}" "-lubsan" "-fuse-ld=gold")
SANITIZER_SUFFIX+="_ubsan"
continue
fi
# Undefined Behaviour Sanitizer
if [ "${sanitizer}" == "memory" ]; then
echo "Using Memory Sanitizer"
SANITIZER_SUFFIX+="_memsan"
continue
fi
echo "Unknown sanitizer: $sanitizer"
exit 1
done
SANITIZERS=("${sorted_sanitizers[@]}")
}
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