# Test that DTLTO handles Unicode characters in paths and symbols for
# archive members, thin archive members, and FatLTO inputs.

REQUIRES: ld.lld, llvm-ar

RUN: rm -rf %t && split-file %s %t && mkdir %t/📁 && cd %t/📁

# Compile bitcode. -O2 is required for cross-module importing.
RUN: %clang --target=x86_64-linux-gnu -O2 -flto=thin -c ../α.c ../β.c ../δ.c
RUN: %clang --target=x86_64-linux-gnu -O2 -flto=thin -ffat-lto-objects -c ../γ.c

# Create an archive and a thin archive.
RUN: llvm-ar rcs 🎁.a α.o
RUN: llvm-ar rcsT 📦.a β.o

# Build with DTLTO.
RUN: %clang --target=x86_64-linux-gnu -O2 -flto=thin -ffat-lto-objects \
RUN:   -fuse-ld=lld -nostdlib -shared -fthinlto-distributor=%python \
RUN:   -Xthinlto-distributor=%llvm_src_root/utils/dtlto/local.py \
RUN:   -Wl,--save-temps -Wl,--whole-archive 🎁.a 📦.a γ.o δ.o -o 💾.so

# Check that the temporary file names preserve the Unicode symbols.
RUN: ls | FileCheck %s --check-prefix=FILES

# Archive member: 🎁.a(α.o).
FILES-DAG: {{^}}🎁.a(α.o at [[#OFFSET:]]).1.[[#%X,HEXPID:]].1.[[#PID:]].native.o{{$}}
FILES-DAG: {{^}}🎁.a(α.o at [[#OFFSET]]).1.[[#%X,HEXPID]].1.[[#PID]].native.o.thinlto.bc{{$}}
FILES-DAG: {{^}}🎁.a(α.o at [[#OFFSET]]).1.[[#%X,HEXPID]].o{{$}}

# Thin archive member: 📦.a(β.o).
FILES-DAG: {{^}}β.2.[[#PID]].native.o{{$}}
FILES-DAG: {{^}}β.2.[[#PID]].native.o.thinlto.bc{{$}}

# FatLTO object: γ.o.
FILES-DAG: {{^}}γ.o.3.[[#%X,HEXPID]].3.[[#PID]].native.o{{$}}
FILES-DAG: {{^}}γ.o.3.[[#%X,HEXPID]].3.[[#PID]].native.o.thinlto.bc{{$}}
FILES-DAG: {{^}}γ.o.3.[[#%X,HEXPID]].o{{$}}

# Bitcode input: δ.o.
FILES-DAG: {{^}}δ.4.[[#PID]].native.o{{$}}
FILES-DAG: {{^}}δ.4.[[#PID]].native.o.thinlto.bc{{$}}

# JSON file for the distributor.
FILES-DAG: {{^}}💾.[[#PID]].dist-file.json{{$}}

#--- α.c
__attribute__((retain)) int alpha(int x) { return x; }

#--- β.c
__attribute__((retain)) int beta(int x) { return x; }

#--- γ.c
__attribute__((retain)) int gamma(int x) { return x; }

#--- δ.c
extern int alpha(int);
extern int beta(int);
extern int gamma(int);
__attribute__((retain)) int delta(int x) {
  return alpha(x) + beta(x) + gamma(x);
}