26e1ce7394
apparently I missed some tests in the last commit. Rather than having dozens of tests use the long version, use the short version in `run-make` and the long version in `run-make-fulldeps` (which is now only three tests)
78 lines
5.2 KiB
Makefile
78 lines
5.2 KiB
Makefile
# This test makes sure that --remap-path-prefix has the expected effects on paths in debuginfo.
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# It tests several cases, each of them has a detailed description attached to it.
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# ignore-windows
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SRC_DIR := $(abspath .)
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SRC_DIR_PARENT := $(abspath ..)
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include ../tools.mk
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all: \
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abs_input_outside_working_dir \
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rel_input_remap_working_dir \
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rel_input_remap_working_dir_parent \
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rel_input_remap_working_dir_child \
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abs_input_inside_working_dir \
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abs_input_outside_working_dir
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# The compiler is called with an *ABSOLUTE PATH* as input, and that absolute path *is* within
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# the working directory of the compiler. We are remapping the path that contains `src`.
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abs_input_inside_working_dir:
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# We explicitly switch to a directory that *is* a prefix of the directory our
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# source code is contained in.
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cd $(SRC_DIR) && $(RUSTC) $(SRC_DIR)/src/quux.rs -o "$(TMPDIR)/abs_input_inside_working_dir.rlib" -Cdebuginfo=2 --remap-path-prefix $(SRC_DIR)=REMAPPED
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# We expect the path to the main source file to be remapped.
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump $(TMPDIR)/abs_input_inside_working_dir.rlib | $(CGREP) "REMAPPED/src/quux.rs"
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# No weird duplication of remapped components (see #78479)
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump $(TMPDIR)/abs_input_inside_working_dir.rlib | $(CGREP) -v "REMAPPED/REMAPPED"
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# The compiler is called with an *ABSOLUTE PATH* as input, and that absolute path is *not* within
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# the working directory of the compiler. We are remapping both the path that contains `src` and
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# the working directory to the same thing. This setup corresponds to a workaround that is needed
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# when trying to remap everything to something that looks like a local path.
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# Relative paths are interpreted as relative to the compiler's working directory (e.g. in
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# debuginfo). If we also remap the working directory, the compiler strip it from other paths so
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# that the final outcome is the desired one again.
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abs_input_outside_working_dir:
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# We explicitly switch to a directory that is *not* a prefix of the directory our
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# source code is contained in.
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cd $(TMPDIR) && $(RUSTC) $(SRC_DIR)/src/quux.rs -o "$(TMPDIR)/abs_input_outside_working_dir.rlib" -Cdebuginfo=2 --remap-path-prefix $(SRC_DIR)=REMAPPED --remap-path-prefix $(TMPDIR)=REMAPPED
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump $(TMPDIR)/abs_input_outside_working_dir.rlib | $(CGREP) "REMAPPED/src/quux.rs"
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# No weird duplication of remapped components (see #78479)
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump $(TMPDIR)/abs_input_outside_working_dir.rlib | $(CGREP) -v "REMAPPED/REMAPPED"
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# The compiler is called with a *RELATIVE PATH* as input. We are remapping the working directory of
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# the compiler, which naturally is an implicit prefix of our relative input path. Debuginfo will
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# expand the relative path to an absolute path and we expect the working directory to be remapped
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# in that expansion.
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rel_input_remap_working_dir:
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cd $(SRC_DIR) && $(RUSTC) src/quux.rs -o "$(TMPDIR)/rel_input_remap_working_dir.rlib" -Cdebuginfo=2 --remap-path-prefix "$(SRC_DIR)=REMAPPED"
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump "$(TMPDIR)/rel_input_remap_working_dir.rlib" | $(CGREP) "REMAPPED/src/quux.rs"
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# No weird duplication of remapped components (see #78479)
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump "$(TMPDIR)/rel_input_remap_working_dir.rlib" | $(CGREP) -v "REMAPPED/REMAPPED"
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# The compiler is called with a *RELATIVE PATH* as input. We are remapping a *SUB-DIRECTORY* of the
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# compiler's working directory. This test makes sure that that directory is remapped even though it
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# won't actually show up in this form in the compiler's SourceMap and instead is only constructed
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# on demand during debuginfo generation.
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rel_input_remap_working_dir_child:
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cd $(SRC_DIR) && $(RUSTC) src/quux.rs -o "$(TMPDIR)/rel_input_remap_working_dir_child.rlib" -Cdebuginfo=2 --remap-path-prefix "$(SRC_DIR)/src=REMAPPED"
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# We expect `src/quux.rs` to have been remapped to `REMAPPED/quux.rs`.
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump "$(TMPDIR)/rel_input_remap_working_dir_child.rlib" | $(CGREP) "REMAPPED/quux.rs"
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# We don't want to find the path that we just remapped anywhere in the DWARF
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump "$(TMPDIR)/rel_input_remap_working_dir_child.rlib" | $(CGREP) -v "$(SRC_DIR)/src"
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# No weird duplication of remapped components (see #78479)
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump "$(TMPDIR)/rel_input_remap_working_dir_child.rlib" | $(CGREP) -v "REMAPPED/REMAPPED"
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# The compiler is called with a *RELATIVE PATH* as input. We are remapping a *PARENT DIRECTORY* of
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# the compiler's working directory.
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rel_input_remap_working_dir_parent:
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cd $(SRC_DIR) && $(RUSTC) src/quux.rs -o "$(TMPDIR)/rel_input_remap_working_dir_parent.rlib" -Cdebuginfo=2 --remap-path-prefix "$(SRC_DIR_PARENT)=REMAPPED"
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# We expect `src/quux.rs` to have been remapped to `REMAPPED/remap-path-prefix-dwarf/src/quux.rs`.
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump "$(TMPDIR)/rel_input_remap_working_dir_parent.rlib" | $(CGREP) "REMAPPED/remap-path-prefix-dwarf/src/quux.rs"
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# We don't want to find the path that we just remapped anywhere in the DWARF
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump "$(TMPDIR)/rel_input_remap_working_dir_parent.rlib" | $(CGREP) -v "$(SRC_DIR_PARENT)"
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# No weird duplication of remapped components (see #78479)
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"$(LLVM_BIN_DIR)"/llvm-dwarfdump "$(TMPDIR)/rel_input_remap_working_dir_parent.rlib" | $(CGREP) -v "REMAPPED/REMAPPED"
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