llvm/llvm/test/Object/Wasm/invalid-file.yaml

# RUN: yaml2obj %s -o %t.wasm
# RUN: echo -e -n "\x01" >> %t.wasm
# Append a new section but truncate the encoding of the section size
# RUN: not --crash llvm-objdump -h %t.wasm 2>&1 | FileCheck %s -check-prefix=CHECK-LEB-DECODE

!WASM
FileHeader:
  Version:         0x00000001

# CHECK-LEB-DECODE: malformed uleb128, extends past end

# RUN: echo -en "\x99hello" >> %t.wasm
# Append a section size that extends beyond the end of the file
# RUN: not llvm-objdump -h %t.wasm 2>&1 | FileCheck %s -check-prefix=CHECK-SECTION-SIZE

# CHECK-SECTION-SIZE: '{{.*}}.wasm': section too large

# RUN: yaml2obj %s -o %t.wasm
# # Append an section with invalid type (type 0x20, size 0x1, content 0x0)
# RUN: echo -e -n "\x20\x01\x00" >> %t.wasm
# RUN: not llvm-objdump -h %t.wasm 2>&1 | FileCheck %s -check-prefix=CHECK-SECTION-TYPE
# CHECK-SECTION-TYPE: '{{.*}}.wasm': invalid section type: 32