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propeller/layout_only_binary_test.sh

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+#!/bin/bash
+
+source gbash.sh || exit
+source module gbash_unit.sh
+
+layout_only_readelf="${TEST_SRCDIR}/google3/third_party\
+/llvm_propeller/testdata/layout_only_binary_readelf.txt"
+no_layout_only_readelf="${TEST_SRCDIR}/google3/third_party\
+/llvm_propeller/testdata/no_layout_only_binary_readelf.txt"
+
+# Check that readelf_out does not contain a .text.split section or only contains
+# an empty one like below:
+#  [19] .text.split PROGBITS 00000000000019c5 0009c5 000000 00 AXR
+function test::layout_only() {
+  if ! grep -E ".text.split[[:space:]]+PROGBITS" "$layout_only_readelf" || \
+    grep -inE "\.text\.split[[:space:]]+PROGBITS[[:space:]]+[0-9a-f]+\
+[[:space:]]+[0-9a-f]+[[:space:]]+0+[[:space:]]" "$layout_only_readelf"; then
+    echo "PASS"
+    return
+  fi
+  die "non-empty .text.split found in layout_only binary"
+}
+
+# Check that readelf_out has a non-empty .text.split section line like:
+# [19] .text.split PROGBITS 0000000000001965 000965 000074 ...
+function test::no_layout_only() {
+  if grep -E ".text.split[[:space:]]+PROGBITS" "$no_layout_only_readelf" && \
+    ! grep -inE "\.text\.split[[:space:]]+PROGBITS[[:space:]]+[0-9a-f]+\
+[[:space:]]+[0-9a-f]+[[:space:]]+0+[[:space:]]" "$no_layout_only_readelf"; then
+    echo "PASS"
+    return
+  fi
+  die "no .text.split or empty .text.split found in no_layout_only binary"
+}
+
+gbash::unit::main "$@"